Martingale Dog Collar – Ultimate Durability for Endless Moments of Fun Our reflective martingale dog collar is built to withstand countless walks, swims, or playtime outdoor in the rain, snow, mud, or lakes, having a durable polyester webbingstructure coated in a waterproof and odor-resistant finish. This durable dog collar has a strong design that will not lose its shape and flexibility even after prolonged use. We don’t compromise in terms of safety either, as the collar is designed with a high-visibility reflective strip so you can walk your dog both during night without worrying about your safety. Adjustable and lightweight, this collar is also very comfortable to wear, fitting perfectly any dog size or breed type.