Features Any Full Colour, Photo Quality Design with Amazing Clarity. Proudly Made in the UK. Surface: Printed, Knitted Non-pill Polyester. Rubber: 1.3mm Nitrile Rubber. Overall Weight: 2000gsm. Passes Standards for BS 4790:1987 - Low Radius of Effects of Ignition. EN 13501-1 Bfl-s1. Minimum Quantity: 1.