Wrapped stem 1/2”, Patch 3 1/8“ square (80 x 12 mm) 16 pcs and Wrapped stem 9/16", Patch 4" square (100 x 14 mm) 8 pcs. Combination Repair Unit Kit, Tire Repair Patch Plug Kit Wrapped stem 1/2" x 3 1/8" 16pcs and 9/16" x 4" 8 pcs.