POSCA PC-1M Permanent Marker Paint Pens. Extra Fine Tip for Art & Crafts. Multi Surface Use On Wood Metal Paper Canvas Cardboard Glass Fabric Ceramic Rock Pebble Stone Porcelain. Set of 22 Colours

This Collection Box of Uni Posca Marker Ultra Fine Tip PC-1M pens feature extra-fine, precise calibrated tips to produce refined lines which are 0.7mm wide with a water based ink which produces no odour. Features a pack of 22 assorted colours including: Black, Blue, Brown, gold, green, light blue, light green, orange, light orange, pink, red, red wine, silver, violet, white, yellow, ivory, beige, grey, slate grey, straw yellow and light pink.If used on porous surfaces such as paper, cardboard, stone, wood, silicone, fabric or unglazed ceramic, these pens are permanent.Smooth surfaces such as glass, glazed ceramics, PVC and smooth metal means your design will need fixing with a spray of water based varnish, apart from glass which should be put in a 160 degree oven for 45 minutes beforehand. Instructions on how to make permanent:- Terracotta - by baking at 220 degrees for 45 minutes, then spraying with clear varnish- Porcelain - by baking at 160 degrees for 45 minutes, then spraying with