* Martingale Collar Design is a popular solution for dogs who can back out of traditional collars. The Martingale collar design keep you furry friends safely on the leash. * While clipped to a leash, the small webbing loop engages the limited-tightend, helping to prevent dogs from escaping out of the collar. * Our original designs pattern-dynamic prints with gradient color make shopping more choices and fun. * Heavy-duty Zin Alloy V-rings for leash attachment and strength seam stitches offer leash clip reliability. *Sepㄇrate ID attachment point keep your dog information along with them. * Zin ally attachment rings make collars more durable on dogs' pulling. * L : 1" width webbing; Adjustable Length: 17"-26"