Martingale Collar Color:Blue Made from the dermis layer

Made from the dermis layer of beef skin

this lead offers the classic look and feel of leather with the unmatched durability of modern materials

boulardii can influence parts of the immune system that maintain proper gut permeability

Joint & Mobility Support – Naturally rich in collagen and cartilage for strong

Cat-Friendly – Loved by both cats and dogs

Martingale Collar Color:Blue Made from the dermis layerMartingale Dog Collar Secure, Comfortable, Escape Proof Keep your dog safe, comfortable, and under control with our Martingale Dog Collar, designed to prevent escapes without harsh correction. Ideal for everyday walks, training, and dogs that tend to slip out of traditional collars. What Is a Martingale Collar? A martingale collar features a limited slip design that gently tightens when your dog pulls on the leash and relaxes when tension is released.