This belt is 100% Solid Leather weight lifting belt Made in the USA. These belts are Extra heavy 15-17 oz. weight leather good for Back Support Belt Heavy Natural Veg.Tanned Leather has been used for these Belts for sturdiness. These are not your basic run of the mill belts with padding that you see everywhere. This belt is 4″ wide contouring down to 2″ with double holes and with 2″ Steel roller buckle. We use either steel rivets or steel screws for these belts. This belt is approx. 4 quarters thick. Larger sizes can be special ordered upon special request, at an additional cost.