--- product_id: 251617989 title: "UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red" brand: "uni-ball" price: "€ 6.60" currency: EUR in_stock: true reviews_count: 13 category: "Uni Ball" url: https://www.desertcart.ie/products/251617989-ub-150-eye-micro-liquid-ink-rollerball-pen-4-pack store_origin: IE region: Ireland --- # 4 vibrant ink colors Smooth liquid ink flow 0.5mm micro precision tip UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red **Brand:** uni-ball **Price:** € 6.60 **Availability:** ✅ In Stock ## Summary > 🖋️ Write sharp, write smooth — never miss a detail! ## Quick Answers - **What is this?** UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red by uni-ball - **How much does it cost?** € 6.60 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/251617989-ub-150-eye-micro-liquid-ink-rollerball-pen-4-pack) ## Best For - uni-ball enthusiasts ## Why This Product - Trusted uni-ball brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Color Your Ideas:** Includes black, blue, green, and red inks to organize, highlight, and inspire your notes. - • **Compact & Portable:** Sleek, lightweight design fits perfectly in your pocket or planner for on-the-go productivity. - • **Effortless Ink Flow:** Uni-flow system guarantees consistent, smooth writing without skips or blobs. - • **Ergonomic Grip Control:** Designed for optimal comfort and control during long writing sessions. - • **Micro Precision Mastery:** Experience flawless, detailed handwriting with the ultra-fine 0.5mm rollerball tip. ## Overview The Uni-Ball UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack features a precise 0.5mm tip with a unique uni-flow system for consistent, smooth ink delivery. This set includes four vibrant colors—black, blue, green, and red—perfect for professional note-taking and creative expression. Its ergonomic design ensures comfort and control, while the compact size makes it ideal for busy professionals who demand reliability and style in their writing tools. ## Description From the manufacturer Uni-ball Eye Micro UB-150 The Micro 0.5mm nib is perfect for delicate, precise handwriting. Its high quality micro rollerball combined with a unique uni-flow’ system ensures ink flows evenly to give you a smooth writing experience down to the last drop. Features Rollerball Micro Smooth rollerball nib Consistent ink flow Ink barrel window Review: Very cool - Very good Review: Must have - Perfection ## Features - Rollerball tip offers a smooth writing experience - Body helps you to have optimum grip and control while writing - Glides effortless over the paper - Compact design helps you to carry it easily without any hassle - Perfect as a gift for your friends and family ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00ON14D5A | | Additional Features | Liquid Ink | | Age Range Description | Adult | | Age range (description) | Adult | | Animal Theme | no animal theme | | Best Sellers Rank | #428 in Office Products ( See Top 100 in Office Products ) #4 in Liquid Ink Rollerball Pens | | Body Shape | Round | | Brand | uni-ball | | Brand Name | uni-ball | | Closure Type | Click-Off Cap | | Color | Black, Blue, Red, Green | | Colour | Black, Blue, Red, Green | | Customer Reviews | 4.6 out of 5 stars 1,067 Reviews | | Drill Point | Micro | | Grip Type | Smooth | | Hand Orientation | Ambidextrous | | Included Components | 4 pieces. uni-ball __PLACEHOLDER_BRAND_1__ UB-150 Liquid Ink Ballpoint Pen | | Ink Base | Water | | Ink Color | Blue Red,Black,Red | | Ink colour | Blue Red,Black,Red | | Item Diameter | 0.5 Millimeters | | Item Dimensions | 14.8 x 7.3 x 2.2 centimeters | | Item Type Name | Liquid Ink Rollerball Pen Set | | Item Weight | 0.04 Kilograms | | Line Size | 0.5mm | | Manufacturer | Mitsubishi Pencil Company Limited | | Material | Plastic | | Material Type | Plastic | | Model Name | UB-150 | | Model Number | 0620944175857 | | Recommended Uses For Product | Writing | | Style | Modern | | Subject Character | no subject character | | Theme | Plain | | UPC | 620944175857 | | Unit Count | 4 Piece | | Water Resistance Level | Waterproof | | Writing Instrument Form | Ballpoint Pen | | Writing Technique | rollerball | | Writing instrument form | Ballpoint Pen | ## Product Details - **Age range (description):** Adult - **Brand:** uni-ball - **Colour:** Black, Blue, Red, Green - **Ink colour:** Blue Red,Black,Red - **Writing instrument form:** Ballpoint Pen ## Images ![UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red - Image 1](https://m.media-amazon.com/images/I/61l592EBPUL.jpg) ## Available Options This product comes in different **Unit Count** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Very cool *by A***文 on 12 January 2026* Very good ### ⭐⭐⭐⭐⭐ Must have *by V***C on 17 September 2025* Perfection ### ⭐⭐⭐⭐⭐ Good *by C***N on 11 August 2024* Good quality ## Frequently Bought Together - uni-ball UB-150 Liquid Ink Rollerball Pen - Fine 0.5mm Tip - Black, Blue, Green, Red - Pack of 4 - uni-ball Eye Micro UB-150 Rollerball Pens - Black, Pack of 5 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ie/products/251617989-ub-150-eye-micro-liquid-ink-rollerball-pen-4-pack](https://www.desertcart.ie/products/251617989-ub-150-eye-micro-liquid-ink-rollerball-pen-4-pack) --- *Product available on Desertcart Ireland* *Store origin: IE* *Last updated: 2026-07-13*