Stiff Carbon Black stamped leather strap to take on the extra weight of a protection device fits up to 50" waist - won't rollover Strap backing is made of nylon to resist sweat from penetrating the outer belt surface Stainless hex screws hold the buckle together replacing pins - patent pending Buckle clasp has set screws for an extra secure hold The Spring/Magnet based trigger for longer life Buckle size 1 5/8" x 2 5/16" - Belt strap width is 1 3/8"