Size 5 - Chest-19"-21" for dog that weigh between - 15 lb - 22 lbs. The Hugo & Hudson easy harness gently trains your pet to stop pulling whilst being comfortable and secure. This harness gives you the best control over your pup without applying any pressure around the neck. Finished in our classic striped band and padded breathable mesh material, this forest green design will suit any smart pooch.The quick-dry mesh material is hand or machine washable, perfect for pets that like to get their paws dirty. With everything you would expect from a Hugo & Hudson lead, premium quality materials with clever design in mind. Your beloved pet will be safe and sound with our reinforced stainless-steel D-clip and bone-shaped buckle which has been stress tested up to 147kg! Small = Length= 4' ft Width= 0.6"