Tooling leather strap is 2-1/2" (6.3 cm) wide and adjusts from 45" to 58". Attaches to guitar two different ways. Kit includes leather, tooling patterns and instructions. (Supplies needed for optional buckstitching: 1/8" (0,3 cm) Multi Prong Chisel #88041-04, 1/8" (0,3 cm) Single Prong #88041-01 and 4 yds. Of 1/8" (0,3 cm) Calf Lace #5004.)