R-E04 Euro style radial passenger & truck ply tyre repair cold patch units car 3" x 4"( 75x100mm) tire emergency vulcanized radial tire repair patch 10pcs 2 ply 3" x 4"( 75x100mm) 10pcs/bag Each reinforcing ply is specifically end-cut and wrapped to "float" inside the patch to prevent end cracking or breakout common in competitive products Designed to vulcanize chemically,in low temperature,or high heat curing systems Premium blue vulcanizing gum,white backing For agricultural radial tire "Product structure: Anti-tear and high quality rubber layer" High adhesive semi-vulcanized patch High strength fabric reinforced layer