Bicycle paint protection film All color square protective film sets are made from special stone guard protective films. These screen protectors offer excellent properties to protect your bike from stone chips, chain hits or chafing Bowden cables. The protective films are available in a transparent and matt black finish. Transparent film - 0.15 mm thick black film - 0.30 mm thickOur paint protection films can be glued to almost any smooth surface and are ideal for bicycles, helmets and much more.