FRONTGATE Faux Fur Pet Jacket Keeps your favorite pooch warm on cold winter days. Elegant, stylish coats. Faux fur is easy to clean. Small: Back length: 9". Chest: 15". Neck: 11". Medium: Back length: 11". Chest: 17". Neck: 12-1/2". Large: Back length: 13". Chest: 20". Neck: 14". Extra Large: Back length: 15". Chest: 23". Neck: 16".