Plews / Edelmann Camel Tire 14-139 Radial Tire Patch Tru-Flate Radial Tire Repair Patch Kits ensure the repair gets done right - patching is always the safest way to repair a punctured tire For use with radial tires only - do not use on bias ply tires When patching a tire, always prep the surface with a liquid buffer/cleaner then rough up the surface with a manual or rotary buffer; a thoroughly prepared surface ensures patch adhesion and safety 3-1/4 inch round patches Box of 20 patches