About This

• dia. 1 5/6" (41 mm) 12 pcs, dia. 2 1/4" (57 mm) 12pcs and 1 1/2" x 2 3/8" (38 x 61 mm) 12 pcs in a box
• Black vulcanizing gum with blue poly backing
• for chemical vulcanization
• For puncture repair in radial and bias ply tires.
• It can also be used for inner tube