Size: Large, 31-49 cm. Choose the collar your dog will love wearing! This waterproof dog collar by WAUDOG is made of innovative water- and dirt-resistant material — Collartex. It`s extremely durable yet flexible and lightweight — makes a truly perfect waterproof . COLLARTEX MATERIAL — It`s water- and dirt-resistant — literally repels moisture. Collartex is extremely effortless to care for — just rinse the collar with water and pat dry with a towel. SMELL-PROOF — Collartex doesn`t absorb any smells and it doesn`t even have its own smell. NICE TO TOUCH — It`s very soft and velvety — you`ll love having it in your hand, and your dog will love wearing this waterproof collar. Collartex doesn`t pull your dog`s hair and cause any discomfort — the collar will gently rest on your pet`s neck. SMART QR TAG — It`s a modern digital solution for your dog`s safety. This pet tag has a QR code on it that leads to a multifunctional mobile app. VIVID COLORS — It comes in many vivid colors. You can easily craete perfect looks to make your dog a fashion icon on walks. PLASTIC BUCKLE WITH A LOCK — The buckle is secure and enhances with a lock that prevents unwanted unlocking. The clasp never opens by itself!