{"product_id":"direct-liquid-ink-pen","title":"Direct Liquid Ink Pen","description":"\u003cdiv class=\"product-detail-container\"\u003e\n\u003c!--\n[AI Design Logic]\nProduct Type: Sign Pen with Direct Liquid Ink System\nTarget Audience: Students, office professionals, and anyone requiring smooth, consistent everyday writing\nVisual Style: Professional, clean, technical, and precise\nColor Strategy: Deep rich primary colors matching the inks (blue\/black accents) over clean, light neutral backgrounds\nModule Order: Hero Section -\u003e Feature 1 (Ink Flow System) -\u003e Feature 2 (Fiber Tip) -\u003e Feature 3 (Ink Formula) -\u003e Specifications -\u003e FAQ\nDetail Image Mapping: Hero=detail_1, Feature1=detail_2, Feature2=detail_5, Feature3=detail_4\nSpecification Data Source: spec_1 (data extraction only; no specification image placeholder is rendered)\nCompare Section: Not included (no official side-by-side performance data provided)\nInformation Boundary: Only information explicitly provided in the product analysis report, detail images, specification images, and current conversation has been used. No unverified product facts have been added.\n--\u003e\n\u003cstyle type=\"text\/css\"\u003e.product-detail-container {\n  --primary: #0056b3;\n  --primary-hover: #004085;\n  --text-main: #212529;\n  --text-sub: #495057;\n  --bg-body: #ffffff;\n  --bg-card: #f8f9fa;\n  --bg-soft: #f1f3f5;\n  --radius-md: 8px;\n  --radius-lg: 16px;\n  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);\n  --shadow-lg: 0 10px 15px rgba(0,0,0,0.08);\n  --border-color: #dee2e6;\n  max-width: 1200px;\n  margin: 0 auto;\n  padding: 0 5%;\n  box-sizing: border-box;\n  overflow-wrap: break-word;\n  word-break: break-word;\n  font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n  color: var(--text-main);\n  background-color: var(--bg-body);\n}\n\n.product-detail-container h1 {\n  font-size: 22px;\n  line-height: 1.3;\n  margin-bottom: 12px;\n  font-weight: 700;\n  color: var(--text-main);\n}\n\n.product-detail-container h2,\n.product-detail-container h3,\n.product-detail-container .section-title {\n  font-size: 20px;\n  line-height: 1.4;\n  margin-bottom: 16px;\n  font-weight: 600;\n  color: var(--text-main);\n}\n\n.product-detail-container p,\n.product-detail-container span,\n.product-detail-container li,\n.product-detail-container td,\n.product-detail-container .faq-answer {\n  font-size: 18px;\n  line-height: 1.6;\n  color: var(--text-sub);\n}\n\n.pd-section {\n  margin-bottom: clamp(2rem, 5vw, 4rem);\n}\n\n.image-placeholder {\n  background-color: var(--bg-soft);\n  border: 2px dashed #cccccc;\n  border-radius: var(--radius-md);\n  padding: 80px 20px;\n  text-align: center;\n  font-weight: 500;\n  color: var(--text-sub);\n  margin-bottom: 24px;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  min-height: 200px;\n  width: 100%;\n  box-sizing: border-box;\n}\n\n\/* Hero Content Block *\/\n.hero-block {\n  text-align: center;\n  padding: 40px 0;\n  border-bottom: 1px solid var(--border-color);\n}\n\n.hero-trust-badge {\n  display: inline-block;\n  background-color: var(--bg-soft);\n  color: var(--text-main);\n  padding: 6px 16px;\n  border-radius: 50px;\n  font-weight: 600;\n  margin-bottom: 16px;\n}\n\n.hero-subtitle {\n  margin-bottom: 24px;\n  max-width: 800px;\n  margin-left: auto;\n  margin-right: auto;\n}\n\n\/* Feature Sections *\/\n.feature-item {\n  display: flex;\n  flex-direction: column;\n  gap: 24px;\n  background-color: var(--bg-card);\n  padding: 24px;\n  border-radius: var(--radius-lg);\n  box-shadow: var(--shadow-sm);\n}\n\n.feature-media {\n  width: 100%;\n}\n\n.feature-copy {\n  display: flex;\n  flex-direction: column;\n  justify-content: center;\n}\n\n.feature-tags {\n  display: flex;\n  flex-wrap: wrap;\n  gap: 10px;\n  margin-top: 16px;\n}\n\n.tag {\n  background-color: var(--bg-soft);\n  color: var(--text-main);\n  padding: 6px 12px;\n  border-radius: var(--radius-md);\n  font-weight: 500;\n}\n\n@media (min-width: 768px) {\n  .feature-item {\n    flex-direction: row;\n    align-items: center;\n    padding: 40px;\n  }\n  .feature-item.reverse {\n    flex-direction: row-reverse;\n  }\n  .feature-media, .feature-copy {\n    flex: 1;\n  }\n}\n\n\/* Specifications Table *\/\n.specifications-section {\n  border-top: 1px solid var(--border-color);\n  padding-top: clamp(2rem, 5vw, 4rem);\n}\n\n.spec-table {\n  width: 100%;\n  border-collapse: collapse;\n  margin-top: 20px;\n}\n\n.spec-table tr {\n  border-bottom: 1px solid var(--border-color);\n}\n\n.spec-table td {\n  padding: 16px;\n  vertical-align: top;\n}\n\n@media (min-width: 768px) {\n  .spec-table td {\n    display: table-cell;\n  }\n  .spec-table td::before {\n    content: attr(data-label);\n    display: inline-block;\n    width: 240px;\n    font-weight: 600;\n    color: var(--text-main);\n  }\n}\n\n@media (max-width: 767px) {\n  .spec-table,\n  .spec-table tbody,\n  .spec-table tr {\n    display: block;\n    width: 100%;\n    box-sizing: border-box;\n  }\n  .spec-table td {\n    display: grid;\n    grid-template-columns: minmax(110px, 40%) minmax(0, 1fr);\n    gap: 14px;\n    width: 100%;\n    box-sizing: border-box;\n    padding: 14px 0;\n    align-items: start;\n    white-space: normal;\n    overflow-wrap: anywhere;\n    word-break: break-word;\n  }\n  .spec-table td::before {\n    content: attr(data-label);\n    display: block;\n    min-width: 0;\n    font-size: 18px;\n    font-weight: 600;\n    line-height: 1.5;\n    white-space: normal;\n    overflow-wrap: anywhere;\n    word-break: break-word;\n  }\n  .spec-table .spec-value {\n    display: block;\n    min-width: 0;\n    max-width: 100%;\n    font-size: 18px;\n    line-height: 1.5;\n    white-space: normal;\n    overflow-wrap: anywhere;\n    word-break: break-word;\n  }\n}\n\n@media (max-width: 420px) {\n  .spec-table td {\n    grid-template-columns: 1fr;\n    gap: 6px;\n  }\n}\n\n\/* FAQ Layout *\/\n.faq-section {\n  border-top: 1px solid var(--border-color);\n  padding-top: clamp(2rem, 5vw, 4rem);\n}\n\n.faq-list {\n  display: flex;\n  flex-direction: column;\n  gap: 24px;\n  margin-top: 20px;\n}\n\n.faq-item {\n  background-color: var(--bg-card);\n  padding: 24px;\n  border-radius: var(--radius-md);\n  border-left: 4px solid var(--primary);\n}\n\n.faq-question {\n  font-weight: 600;\n  color: var(--text-main);\n  margin-bottom: 8px;\n}\n\n\/* Mixed Pack Info Box *\/\n.mixed-pack-info {\n  margin-top: 32px;\n  background-color: var(--bg-soft);\n  padding: 24px;\n  border-left: 4px solid var(--text-sub);\n  border-radius: var(--radius-md);\n}\n\n.mixed-pack-info h3 {\n  margin-top: 0;\n  font-size: 18px;\n  margin-bottom: 12px;\n}\n\n.mixed-pack-info ul {\n  margin: 0;\n  padding-left: 24px;\n}\n\n.mixed-pack-info li {\n  margin-bottom: 8px;\n}\n.mixed-pack-info li:last-child {\n  margin-bottom: 0;\n}\n\u003c\/style\u003e\n\u003c!-- A. INTRO \/ HERO CONTENT BLOCK --\u003e\n\u003cheader class=\"pd-section hero-block\"\u003e\u003cspan class=\"hero-trust-badge\"\u003e1.0mm Bullet Fiber Tip\u003c\/span\u003e\n\u003ch1\u003eSmooth Writing \u0026amp; Consistent Ink Flow\u003c\/h1\u003e\n\n\u003cp class=\"hero-subtitle\"\u003eExperience a clean, smudge-free performance designed for everyday writing, signature, and office tasks. Keep track of your ink supply at a glance.\u003c\/p\u003e\n\n\u003cdiv class=\"image-placeholder\"\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img64\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/1332898\/20260904144112\/3894b4e0ff54ddccea92bc46923409ad.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/header\u003e\n\n\u003csection class=\"pd-section features-container\"\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003cdiv class=\"feature-media\"\u003e\n\u003cdiv class=\"image-placeholder\"\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img65\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/1332898\/20260904144112\/bf07490f2b370f57defcae6096cf636a.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-copy\"\u003e\n\u003ch3\u003eDirect Ink Flow System\u003c\/h3\u003e\n\n\u003cp\u003eThe direct ink-control system utilizes pressure-balancing technology to provide buffering and temporary storage. This guarantees stable pressure levels inside the pen, delivering a steady and reliable ink flow without leaks or breaking points.\u003c\/p\u003e\n\n\u003cdiv class=\"feature-tags\"\u003e\n\u003cspan class=\"tag\"\u003ePressure Balanced\u003c\/span\u003e \u003cspan class=\"tag\"\u003eNo Leaks\u003c\/span\u003e \u003cspan class=\"tag\"\u003eConsistent Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Feature 2 --\u003e\n\n\u003cdiv class=\"feature-item reverse\"\u003e\n\u003cdiv class=\"feature-media\"\u003e\n\u003cdiv class=\"image-placeholder\"\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img66\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/1332898\/20260904144112\/15b417b25e44085a3cbf1b8c9372e390.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-copy\"\u003e\n\u003ch3\u003eHigh-Density Fiber Tip\u003c\/h3\u003e\n\n\u003cp\u003eFeaturing a durable 1.0mm fiber bullet tip wrapped in a secure silver metal sleeve. The tip is built to resist splitting, allowing you to write smoothly from multiple angles with zero scratchiness during extended writing sessions.\u003c\/p\u003e\n\n\u003cdiv class=\"feature-tags\"\u003e\n\u003cspan class=\"tag\"\u003e1.0mm Fiber Tip\u003c\/span\u003e \u003cspan class=\"tag\"\u003eSplit-Resistant\u003c\/span\u003e \u003cspan class=\"tag\"\u003eDurable Bullet Tip\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Feature 3 --\u003e\n\n\u003cdiv class=\"feature-item\"\u003e\n\u003cdiv class=\"feature-media\"\u003e\n\u003cdiv class=\"image-placeholder\"\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img67\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/1332898\/20260904144112\/c1c73ce7ea3c38151f77509f8b945810.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-copy\"\u003e\n\u003ch3\u003eRich \u0026amp; Quick-Drying Water-Based Ink Formula\u003c\/h3\u003e\n\n\u003cp\u003eOur premium water-based ink formulation flows effortlessly onto paper and dries extremely fast to prevent smudging. It provides high-saturation colors that stay rich and vibrant. Perfect for notes, drafting, or signing official business documents with confidence—and highly friendly for left-handed writers!\u003c\/p\u003e\n\n\u003cdiv class=\"feature-tags\"\u003e\n\u003cspan class=\"tag\"\u003eQuick-Drying Ink\u003c\/span\u003e \u003cspan class=\"tag\"\u003eLeft-Hand Friendly\u003c\/span\u003e \u003cspan class=\"tag\"\u003eRich Saturation\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- C. SPECIFICATIONS --\u003e\n\n\u003csection class=\"pd-section specifications-section\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003ctable class=\"spec-table\"\u003e\n\t\u003ctbody\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Tip Diameter\"\u003e\u003cspan class=\"spec-value\"\u003e1.0mm\u003c\/span\u003e\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Tip Type\"\u003e\u003cspan class=\"spec-value\"\u003eHigh-Density Bullet Fiber Tip\u003c\/span\u003e\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Ink Type\"\u003e\u003cspan class=\"spec-value\"\u003eFluid Water-Based Ink\u003c\/span\u003e\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Available Colors\"\u003e\u003cspan class=\"spec-value\"\u003eBlack, Blue, Red (Pen body matches ink color)\u003c\/span\u003e\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Ink Flow Mechanism\"\u003e\u003cspan class=\"spec-value\"\u003eDirect Liquid Ink-Control System (balances internal pressure via transparent air-pressure fins)\u003c\/span\u003e\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Viewing Window\"\u003e\u003cspan class=\"spec-value\"\u003eHigh-transparency regulator section for instant ink level tracking\u003c\/span\u003e\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Structure Style\"\u003e\u003cspan class=\"spec-value\"\u003eCylindrical body, pull-cap design with integrated pocket clip\u003c\/span\u003e\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cdiv class=\"mixed-pack-info\"\u003e\n\u003ch3\u003eWhat's included in the Mixed Colors pack?\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\u003cstrong\u003e3-Pack (Mixed):\u003c\/strong\u003e 1 Black + 1 Blue + 1 Red\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003e6-Pack (Mixed):\u003c\/strong\u003e 2 Black + 2 Blue + 2 Red\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003e10-Pack (Mixed):\u003c\/strong\u003e 4 Black + 3 Blue + 3 Red\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- D. FAQ --\u003e\n\n\u003csection class=\"pd-section faq-section\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdiv class=\"faq-list\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\u003cspan style=\"font-size:22px;\"\u003e✏️ How does the direct ink flow system prevent ink breaking?\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cp class=\"faq-answer\"\u003eThe built-in direct ink-control system balances the internal air pressure using a series of fine regulating fins located behind the tip. This acts as a buffer zone, storing ink temporarily and feeding it steadily to the tip to ensure continuous lines and prevent blotching.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\u003cspan style=\"font-size:22px;\"\u003e✏️ Can I easily see how much ink is left in the pen?\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cp class=\"faq-answer\"\u003eYes, the front segment of the pen barrel features a fully transparent viewing window. This lets you observe both the remaining ink level and the high-precision internal gray fin regulator at all times, preventing unexpected running out of ink.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\u003cspan style=\"font-size:22px;\"\u003e✏️ Is the fiber tip durable enough for daily heavy signatures?\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cp class=\"faq-answer\"\u003eAbsolutely. The pen utilizes a robust, high-density fiber bullet tip. It is specially designed to withstand high pressure without splitting, splitting or bending, delivering clean and bold 1.0mm strokes continuously.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n","brand":"Bak","offers":[{"title":"Black \/ 3-Pack (Daily Use)","offer_id":64602167935347,"sku":"0904-15518486","price":12.95,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 3-Pack (Daily Use)","offer_id":64602167968115,"sku":"0904-15513092","price":12.95,"currency_code":"USD","in_stock":true},{"title":"Red \/ 3-Pack (Daily Use)","offer_id":64602168000883,"sku":"0904-15513216","price":12.95,"currency_code":"USD","in_stock":true},{"title":"Black \/ 6-Pack (Most Popular - Save 20%)","offer_id":64602168033651,"sku":"0904-15514125","price":19.95,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 6-Pack (Most Popular - Save 20%)","offer_id":64602168066419,"sku":"0904-15515129","price":19.95,"currency_code":"USD","in_stock":true},{"title":"Red \/ 6-Pack (Most Popular - Save 20%)","offer_id":64602168099187,"sku":"0904-15515827","price":19.95,"currency_code":"USD","in_stock":true},{"title":"Black \/ 10-Pack (Office Stock Up - Save 40%)","offer_id":64602168131955,"sku":"0904-15517043","price":29.95,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 10-Pack (Office Stock Up - Save 40%)","offer_id":64602168164723,"sku":"0904-15513572","price":29.95,"currency_code":"USD","in_stock":true},{"title":"Red \/ 10-Pack (Office Stock Up - Save 40%)","offer_id":64602168197491,"sku":"0904-15513090","price":29.95,"currency_code":"USD","in_stock":true},{"title":"Mixed (Black\/Blue\/Red) \/ 3-Pack (Daily Use)","offer_id":64602168230259,"sku":"0904-15510062","price":12.95,"currency_code":"USD","in_stock":true},{"title":"Mixed (Black\/Blue\/Red) \/ 6-Pack (Most Popular - Save 20%)","offer_id":64602168263027,"sku":"0904-15516409","price":19.95,"currency_code":"USD","in_stock":true},{"title":"Mixed (Black\/Blue\/Red) \/ 10-Pack (Office Stock Up - Save 40%)","offer_id":64602168295795,"sku":"0904-15511280","price":29.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/5692\/1971\/files\/3894b4e0ff54ddccea92bc46923409ad.jpg?v=1788508564","url":"https:\/\/woyuosn.com\/products\/direct-liquid-ink-pen","provider":"Woyuosn","version":"1.0","type":"link"}