Uni ball UB 150 Eye Black Rollerball Pens. Premium Micro 0.5mm Ballpoint Tip for Super Smooth Handwriting, Drawing, Art, Crafts and Colouring. Fade Water Resistant Liquid Ink. 3 Pack

WINDOW BARREL - Allows you to see when the ink is running out. UNI-FLOW SYSTEM - Controls and promotes ink flow to the tip, ensuring continuous writing and instant restart of the stroke after use. UNI SUPER INK TECHNOLOGY - Fade free, water resistant and tamper proof. COMFORTABLE - The sleek shape of the barrel make it comfortable to hold. Perfect for journaling, scrapbooking and arts & crafts..TRUSTED - One of the World’s favourite pens for over 20 years