The K9 bulletproof vest offers three levels of protection, including Level II, which has been tested to stop a 9mm and .357 Magnum at 5 meters, and Level IIIA, which can stop a 9mm, .357 Magnum, and .44 Magnum at the same distance. Each vest is custom-made to fit your K9, so please provide your sizing information after placing an order. Please note that there is a lead time of 2 weeks for production.