The 1791 Ultra Custom Holster’s Memory-Lok technology allows for a customized fit with Kydex like retention with the comfort of leather. Our patent-pending process allows you to customize your holster to your firearm, multiple times, using a simple three-step process. Features an open top design for quick draw for your preferred carry-style, multi-fit design that accommodates a wide range of firearms and reinforced stitching ensuring quality, security, and a lifetime of enjoyment. Includes a strong, American steel clip beveled for complete comfort and the safest retention. Compatible with 1911 5″ & 1911 with full rail; Colt 1911 5″, 1911 A1 Rail Gun; Kimber 1911 5″, Pro TLE/RL11; Remington R1; Rock Island 1911 5″ Rock Series; Ruger SR1911; Sig Sauer STX; Springfield TRP and similar frames.