The Pet Life 'Extreme Skater' Fashion Dog Sneakers feature cleat-like rubberized grips on the soles for added traction and support. These Dog Shoes are meant to withstand the harshest of weather terrain conditions and offer Protection against the Hot Asphalt and helps prevent Frostbite during the colder climate seasons. The laces on the Pet Shoes offer additional tightening support based on the amount of adjusted pressure you would like to set for your dog. These Dog Boots are additionally essential while your dog is recovering from any leg, ankle or foot related injuries especially preventing any slippage for the elder dogs. Available in Multiple Sizes and Colors. Comes in a set of 4. NNSizing Instructions: Measure the Sole of your Pets Foot - Length x Width ("In" Inches): NXS: 1.97 x 1.5NSM: 2.13 x 1.61NMD: 2.28 x 1.77NLG: 2.44 x 1.89 Pet Life Extreme-Skater Canvas Casual Grip Pet Sneaker Shoes - Set Of 4, Small, Dog/Cat, Blue, Water Resistant, Zipper Closure | F23BKSM