Molotov ONE4ALL Acrylic Twin Pump Marker Complete Set, 50 Markers & Refill Extensions features high-covering, premium acrylic-based pigment paint in an easy-to-handle marker that works on almost every surface, both indoors and outdoors. Double-ended marker includes a 1. 5mm nib and 4mm nib. The flow master pump marker system has patented capillary technology while the acrylic-based hybrid paint is UV and weather-resistant for highest opacity. Paint is solvent-free and dilatable with water or acetone. Tips are exchangeable and marker is refillable. Set contains 50 Twin Markers, 50 Refill Extensions, 1 Train Steel Storage Box, 3 3D Train Posters (small), ONE4ALL Try-Out Pad, and Tabletop Display Foam. Made in Germany. Zinc yellow, DARE orange, traffic red, burgundy, purple violet, shock blue middle, shock blue, true blue, petrol, violet dark, currant, magenta, fuchsia pink, neon pink, calypso middle, lagoon blue, Turkish, poison green, grasshopper, KACAO77 green, mister green, future green, as light, hazelnut brown, lobster, ocher brown light, nature white, vanilla pastel, Sahara beige pastel, peach pastel, skin pastel, Lago blue pastel, lilac pastel, ceramic light pastel, blue violet pastel, cool grey pastel, grey blue light, grey blue dark, neon yellow fluorescent, neon orange fluorescent, neon pink fluorescent, neon green fluorescent, metallic black, metallic blue, metallic silver, metallic gold, 2 x signal white, and 2 x signal black.