ALS (Automatic Locking System) secures firearm once holstered; simple straight up draw once release is deactivated For use with red dot optic-equipped firearms Comes with paddle and belt loop, rides close to the body for concealment Includes injection-molded belt loop; is user adjustable for cant and can be worn crossdraw Open-top design for quick retrieval of firearm Constructed of SafariSeven, a proprietary nylon blend that is completely non-abrasive to a firearm's finish Raised stand-off surfaces in holsters interior creates air space around the weapon, allowing dirt and moisture to quickly clear any contact with the firearm Can be submerged in water indefinitely and still maintain shape and function Injection-molded holster design works with all Safariland holster mounting options The 7378RDS holster is designed to fit and protect handguns with red dot optics. It features the ALS (Automatic Locking System) retention, an internal locking device that secures the firearm in all directions simply upon reholstering. This ergonomic design features a straight-up draw and the release is completely operable with the thumb, making it very instinctive to use. The 7378RDS holster has an open-top design without SLS for quick retrieval of firearm. This model is constructed of the innovative SafariSeven material, a high performance nylon blend. SafariSeven is highly durable and practically impervious to the elements. Gun fit: Glock 17 ITI M3 Glock 17 Streamlight TLR-1 Glock 17 Streamlight TLR-1HL Glock 17 SureFire X200 Glock 17 SureFire X300 Glock 17 SureFire X300U Glock 17 Inforce APL Glock 17 Nightstick TWM-350 Glock 17 Nightstick TWM-350S Glock 17 Nightstick TWM-850 Glock 17 Nightstick TWM-850S Glock 22 ITI M3 Glock 22 Streamlight TLR-1 Glock 22 Streamlight TLR-1HL Glock 22 SureFire X200 Glock 22 SureFire X300 Glock 22 SureFire X300U Glock 22 Inforce APL Glock 22 Nightstick TWM-350 Glock 22 Nightstick TWM-350S Glock 22 Nightstick TWM-850 Glock 22 Nightstick TWM-850S