Magicfly 5 White Liquid Chalk Markers, 4mm Reversible Tip Liquid Chalk Markers be designed with Import Ink from Japan, and the Fabric Tips, Plastic barrel. You can write or draw anything with the Fuorescent Marker Pen on some surface. And wipe easily with wipe cloth, tissue paper. Recycle use; 2 tips for your choose: (Bullet tip, and chisel tip); 8 ink inside, depends on the tips model, 4MM,8g,Brilliant Bold White Color; Liquid Chalk Markers special for Glass, Whiteboard and Blackboard, Chalkboard, Shop Advertisement, Window Decoration, Office/Home Memo Message, and Virtually Non-Porous surfaces; Passed EN 71 & ASTM D-4236 standard.