Nylon Dog Muzzle, Bite Guard for Small, Medium, Large Dogs, Prevent from Biting, Barking and Chewing, Adjustable Loop (XXXL/Blue)

Please check the 7th image in the left side of the product web page and product description part,which will teach you how to train dog to accecpt muzzle.Beacuse dogs are anxious about wearing muzzles at the beginning:try to take off muzzles or bite through muzzles. MEASURMENT:Measure circumference of dog'mouth and dog neck.Please check the second picture and choose suiable size .Please double check before purchase. HIGH QUALITY: Made of durable, high-quality nylon that can stand up to daily use and is comfortable to wear. XXX-Large Size - Snout strap 12-17 in, Neck strap 12-26 in.Suitable for some dogs who have big neck strap and sp on. International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.