A durable, waterproof, and comfortable collar made for your dog&';s everyday adventures. Made from lightweight PolyFlex materials for an adjustable fit with a safe-release buckle. Because things can get a little muddy, we designed our Collar to be both dirt and odor-resistant - making it easy-to-clean and one less thing to worry about. Product Features - Durable, waterproof, and odor-resistant - Designed with a safe-release buckle - Easy-to-clean - Available in 4 adjustable sizes: S, M, L, XL Materials + Sizing Materials - Collar: durable, waterproof, and odor-resistant PolyFlex material - Metal D-ring and clasps: brushed nickel with matte finish - Buckle: safe-release plastic Specs Small - Neck Size: 8" - 12" - Collar Width: 3/4" - Breed: Boston Terrier, Jack Russell - Collar Weight: 1.5oz Medium - Neck Size: 12" - 15" - Collar Width: 3/4" - Breed: Pug, French Bulldog - Collar Weight: 1.7oz Large - Neck Size: 15" - 18" - Collar Width: 1" - Breed: Golden Retriever, Boxer - Collar Weight: 2.7oz Care Wipe with a washcloth with gentle soap.