Cardboard tag may be torn, ripped, or written on. Item is new and unused. XX-SMALL/X-SMALL WEIGHT: Up to 10 lbs LENGTH:  11 in (27.9 cm) NECK: 8-14 in (20.3-35.6 cm) CHEST: 11-20 in (27.9-50.8 cm) HEAD: 8-12 in (20.3-30.5 cm) Fits cats and most extra-extra-small to extra-small breeds including: Maltese, Yorkshire Terrier, Pomeranian, Chihuahua, Cavalier King Charles Spaniel Size S/M For pets only WEIGHT: Up to 50 lbs LENGTH:  16.5 in (41.9 cm) NECK: 10-20 in (25.4-50.8 cm) CHEST: 16-28 in (40.6-71.1 cm) HEAD: 12-20 in (30.4-50.8 cm) Fits most small to medium breeds including: Beagle Corgi Boston Terrier French Bulldog Dachshund L/XL WEIGHT: Up to 100 Lbs. LENGTH: 22.5 in (57.1 cm) NECK: 18-28 in (45.7-71.1 cm) CHEST: 26-40 in (66-101.6 cm) HEAD: 20-28 in (50.8-71.1 cm) Fits most large to extra-large breeds including: German Shepherd Bulldog Rottweiler Labrador Retriever Golden Retriever Boxer Breed examples are average sized. If your pet is smaller or larger than average, consider choosing a size smaller or larger than recommended.