Our Denim Overalls feature a removable striped tee shirt, working straps, and cuffed legs for genuine style and versatility. Country casual denim overalls with a removable striped cotton T-shirt. Button straps and denim pockets add authentic detail. Easy-fit design features Velcro closures at belly. Material: 100% Cotton. Care: Machine wash cold on a gentle cycle. Line dry. HOW TO MEASURE YOUR PET: Sizing Guide: (See below for recommended sizing by breed) Back: Measure length of pet's back from the base of the neck to the base of the tail. See below for estimating by breed. Neck: Measure the circumference of pet's neck for a snug fit. No need to add inches as you would with a collar. Chest/Girth: Measure girth around the broadest part of the chest and add 2". Note: If the dog has a stout build, select one size larger. Recommended sizing by breed: X-Small: Australian Terrier, Chihuahua, Pomeranian, Toy Poodle, Yorkshire Terrier. Small: Boston Terrier, Jack Russell Terrier, Maltese, Pug, Silky Terrier. Medium: Bichon Frise, Beagle, Cocker Spaniel, Corgi, Scottish Terrier. Large: Brittany Spaniel, Bulldog, Collie, Schnauzer, Springer Spaniel. X-Large: Doberman Pinscher, German Shepherd, Golden Retriever, Labrador Retriever, Rottweiler.