What You'll Get: Our boots are here to help keep those paws protected for every adventure. Let?s face it our pups are our family and we want them to join in on the fun and be safe while doing it. Product Features: 1.Water resistant material ,high quality fabrics,wear resistant,to bear or endure dirty,Waterproof dog shoes have cute pet paw embroidery, soft and hand washable, fashionable yet durable. 2.Sturdy,Non-slip,Wear-resistant,bite-resistant. 3.Flexible lug design and grooved soles gives your dog better control and protect paws from the cold weather. 4.Reflective lines enhance visibility all the night,Ergonomic shape, maximize the comfort and support your dog's paws need. Specification : 1. Size Referance:4#?2.56''X1.97'') : for 31-40 lbs;5#?2.76''X2.24'') : for 40-55 lbs;6#?2.95''X2.52'') : for 52-65 lbs;7#?3.15''X2.76'') :for 63-75 lbs; 8#?3.35''X2.95'') : for 74-88 lbs ; Our size is measured by hand,Please allow a little size error. 2. Weight: 7.2 ounces. 3. Package includes:One set dog boots - 4PCS Note: 1.Place the paw on a piece of paper and press down on the top, mimicking how the paw spreads when the dog is walking. 2.Mark the left and right sides on the paper and measure the distance between the marks. 3.Choose size according to width is better, the width of the paw should be smaller than the boot size chart. 4.The size is the inside size of the boots, not boots size outside, In between size, please choose the larger size. About PK.ZTopia: PK.ZTopia is committed to 100% satisfaction of our customers, If you have any questions or the size of the purchase is incorrect, please contact us, we will provide a solution to your satisfaction.