Carlino Custom Swirl Strap, with over 400 nickel plated studs and 7/8"nickel plated center studs . The leather is 5 oz select clean face with a 4 oz goucho garment leather backing,a center anti stretch strip and full cotton padding. The strap is adjustable from 56-61" there is also a velcro padded wireless area for a pouch. One of thee best straps you will ever have .