Size 1: 2.75" x 1.96" (L*W) for 12-20 lbs; Great for Poodle;Schnauzer; Pug;West Highland Terrier etc. Please mainly refer to the width of dog paw to choose the right size for your puppy from picture size chart. QUALITY: Dog shoes use a rubber soles, and the shoes are soft, so dogs are happy to walk in shoes. The toe cap is reinforced with super fiber material, and then sewn together, it is not easy to degummed. The inside of the shoe is sewn with elastic covering, which will not scratch the dog’s toe. SAFE and ADJUSTABLE: Easy to put on / off. Anti-slip sole with reflective straps provides stability and traction, helps your pet dog walk safely at night. WATERPROOF: The surface of the shoes is made of ultra-fiber material, which can be simply rainproof and artificially splashed. But shoes are not completely waterproof, it can not be applied in deep water or in sands, because there may be water or fine sand seepage through sewing needle holes. COMFORTABLE: Soft and waterproof,so allows