--- product_id: 121685491 title: "Uniball Eye UB157 0.7mm Roller Ball Pen | Waterproof Pigment Ink | Lightweighted Sleek Body | Long Lasting Smudge Free Ink | School and Office stationery | Blue Ink, Pack of 6" brand: "uni-ball" price: "41.27 DT" currency: TND in_stock: true reviews_count: 8 category: "Uni Ball" url: https://www.desertcart.tn/products/121685491-uniball-eye-ub157-0-7mm-roller-ball-pen-waterproof-pigment store_origin: TN region: Tunisia --- # Waterproof pigment ink, smudge-free Lightweight sleek plastic body, fatigue-free grip 0.7mm tungsten carbide tip for precision Uniball Eye UB157 0.7mm Roller Ball Pen | Waterproof Pigment Ink | Lightweighted Sleek Body | Long Lasting Smudge Free Ink | School and Office stationery | Blue Ink, Pack of 6 **Brand:** uni-ball **Price:** 41.27 DT **Availability:** ✅ In Stock ## Summary > 🖋️ Write Boldly, Last Longer — Because Your Ideas Deserve the Best ## Quick Answers - **What is this?** Uniball Eye UB157 0.7mm Roller Ball Pen | Waterproof Pigment Ink | Lightweighted Sleek Body | Long Lasting Smudge Free Ink | School and Office stationery | Blue Ink, Pack of 6 by uni-ball - **How much does it cost?** 41.27 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/121685491-uniball-eye-ub157-0-7mm-roller-ball-pen-waterproof-pigment) ## 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 - • **Ink That Stays True:** Waterproof, fade-resistant pigment ink ensures your notes and signatures remain flawless and smudge-free. - • **Effortless Writing Comfort:** Advanced ergonomic grip designed for long hours of writing without hand fatigue—perfect for meetings or journaling marathons. - • **Precision that Commands Attention:** Experience ultra-fine 0.7mm lines with a durable tungsten carbide tip that never falters. - • **Consistent Flow, Zero Interruptions:** The UNI-FLOW SYSTEM guarantees smooth, continuous ink delivery until the very last drop—no skips, no blobs. - • **Sleek Style Meets Everyday Durability:** Lightweight, stylish blue barrel that fits seamlessly into your professional toolkit, whether at the office or on the go. ## Overview The uni-ball Eye UB157 is a premium 0.7mm rollerball pen featuring a tungsten carbide tip and waterproof pigment ink that resists smudging and fading. Its advanced UNI-FLOW SYSTEM ensures smooth, consistent writing until the last drop of ink. Designed with a lightweight, ergonomic body for comfortable, fatigue-free use, this pack of 6 blue ink pens is ideal for professionals, students, and creatives seeking precision and reliability in every stroke. ## Description Product Description Mitsubishi Pencil from Shingawa, Tokyo, Japan has been working since 1887 to improve the quality of its products and enhance its technologies. This is the writing instrument manufacturers to take environmental issues into consideration, launching products with recycled materials in 1992. Specification uni-ball products are developed through technical expertise accumulated over the years include “uni-ball” water based ink roller balls with metal tips. An established product with reliable features. The “UNI-FLOW SYSTEM” ensures a continuous write with the same thickness to the very last drop of ink. Know the Technology Water Resistant: Dyestuff Ink particle is easily soluble in water and will bleed on the paper, uni super ink – pigmented ink will bond itself to the paper fibers once it is settled, it is not soluble in water. Light Resistant: The size of uni super ink particle is larger than dyestuff Ink. Therefore its surface is less affected and the colour remains vivid. Time Resistant: Difference between structure of molecules. Molecules of dye ink break down because of the sunlight and air but uni Super ink is difficult to break down. Ink Colour : Black, Blue, Red, Green, Orange, Light Blue, Light Green, Violet, Pink, Wine Red Water Proof Ink (Black, Blue, Red & Green only) Comfortable Grip Advance grip that fits comfortably in your hand for ultra-fine precision and fatigue-free writing. This allows the user to write in a more flexible position. Durable Tip Produces a thin and precise line. Features a durable pressure-resistant tip that won't bend or break even under strong pen pressure. Constantly sharp pen line is maintained from first stroke to last. Structure of the UNI-FLOW SYSTEM The “UNI-FLOW SYSTEM” ensures smooth writing performance to the last drop of ink. Quick drying and smooth ink flow system mean your documents remain smudge free. Review: Pen quality - Super pen Review: Good - Good ## Features - Package Includes : uni-ball Eye UB157 Roller Ball Pen, Tip Size - 0.7 mm, Mechanism - Click-off Cap, Body Color - Blue, Ink Color - Blue, Size - Pack of 6. - This pen has a stainless-steel tip with a 0.7 mm tungsten carbide ball & plastic barrel. - The pen ensures a continuous write with the same thickness till the last drop of the ink. - The pen gives a smooth & delightful writing experience. - These writing instruments are perfect gifts for the guest book table at conventions, parties & so much more. These pens are suitable for school, office & home. Ideal for writing, journaling, note-taking, underlining, sketching & more. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07NTY52ZX | | Age Range (Description) | Adult | | Age Range Description | Adult | | Best Sellers Rank | #1,115 in Office Products ( See Top 100 in Office Products ) #65 in Gel Ink Rollerball Pens | | Brand | uni-ball | | Brand Name | uni-ball | | Closure Type | Cap | | Colour | Blue | | Country of Origin | India | | Customer Reviews | 4.4 out of 5 stars 637 Reviews | | Drill Point | ball tip | | Grip Type | Advance | | Hand Orientation | Ambidextrous | | Importer Contact Information | Linc Ltd., Aurora Waterfront, GN 34/1, GN Block, Sector V, Bidhannagar, Kolkata, West Bengal 700091 | | Included Components | 6 pens | | Ink Base | Water | | Ink Colour | Blue | | Item Dimensions | 15 x 1.5 x 1.5 Centimeters | | Item Type | Liquid Ink Rollerball Pens | | Item Weight | 120 Grams | | Line Size | 0.7 | | Manufacturer | MITSUBISHI PENCIL CO., Mitsubishi Pencil Co. Shingawa, Tokyo, Japan | | Manufacturer Contact Information | Mitsubishi Pencil Co. Shingawa, Tokyo, Japan | | Material | Plastic | | Material Type | Plastic | | Model Name | Roller Pen | | Model number | UNP157BL6 | | Packer Contact Information | Ondesk Ventures Pvt Ltd. S-12 B.P Township, Kolkata-700094 T: 96593 88887 E: care@ondesk.in | | Pattern | Solid | | Special Features | Long Lasting | | Subject Character | Plain | | Theme | Plain | | Unit Count | 6.0 Count | | Writing Instrument Form | Roller Ball Pen | | Writing Technique | rollerball | | Writing instrument form | Roller Ball Pen | ## Product Details - **Age Range (Description):** Adult - **Brand:** uni-ball - **Colour:** Blue - **Ink Colour:** Blue - **Writing instrument form:** Roller Ball Pen ## Images ![Uniball Eye UB157 0.7mm Roller Ball Pen | Waterproof Pigment Ink | Lightweighted Sleek Body | Long Lasting Smudge Free Ink | School and Office stationery | Blue Ink, Pack of 6 - Image 1](https://m.media-amazon.com/images/I/71B+XFIsGdL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Pen quality *by P***Y on 8 December 2025* Super pen ### ⭐⭐⭐⭐⭐ Good *by B***M on 12 November 2025* Good ### ⭐⭐⭐⭐ Relief *by K***R on 27 March 2026* Good ## Frequently Bought Together - uni-ball Eye UB157 0.7mm Roller Ball Pen | Waterproof Pigment Ink | Lightweighted Sleek Body | Long Lasting Smudge Free Ink | School and Office stationery | Blue Ink, Pack of 6 - UNI-BALL Eye UB150 0.5mm Roller Ball Pen | Black Ink, Pack of 5 - uni-ball Eye UB157 0.7mm Roller Ball Pen | Waterproof Pigment Ink | Lightweighted Sleek Body | Long Lasting Smudge Free Ink | School and Office stationery | Red Ink, Pack of 6 --- ## 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.tn/products/121685491-uniball-eye-ub157-0-7mm-roller-ball-pen-waterproof-pigment](https://www.desertcart.tn/products/121685491-uniball-eye-ub157-0-7mm-roller-ball-pen-waterproof-pigment) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-27*