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 34 ITI M3 Glock 34 Streamlight TLR-1 Glock 34 Streamlight TLR-1HL Glock 34 SureFire X200 Glock 34 SureFire X300 Glock 34 SureFire X300U Glock 34 Inforce APL Glock 34 Nightstick TWM-350 Glock 34 Nightstick TWM-350S Glock 34 Nightstick TWM-850 Glock 34 Nightstick TWM-850S Glock 35 ITI M3 Glock 35 Streamlight TLR-1 Glock 35 Streamlight TLR-1HL Glock 35 SureFire X200 Glock 35 SureFire X300 Glock 35 SureFire X300U Glock 35 Inforce APL Glock 35 Nightstick TWM-350 Glock 35 Nightstick TWM-350S Glock 35 Nightstick TWM-850 Glock 35 Nightstick TWM-850S