Buckle: Granite black - powder-coated textured for better wear resistance The buckle has Allen head stainless steel screws replacing the pins for a stronger buckle The clasp body has been lengthened, and a new larger clasp with 2 set screws gives a secure hold with extra security A smaller, more powerful magnet is used, allowing the mechanism to be smaller Buckle size 1 7/8" x 3.5" Strap: NEW! The strap tip now has a leather stitch to prevent it from fraying. Our new nylon straps are stiffer and made from a super-high-density microfiber material, an advanced composite of ultra-fine polyester fibers. This material provides the stiffness required for holstering your protection device, whether you have a CCW permit or just your everyday tools. In the center of the strap is a rubber liner to resist sweat from penetrating the outer belt surface. Strap thickness near 3/16" Strap width is 1 1/2" and fits up to 50" waist