Silicone Material:Made from premium silicone, it is soft, flexible, and not easy to get out of shape. Waterproof:It is rainproof, waterproof, move freely, and will keep your pet's paws purify, dry and safe with protection from ice and snow, rain and so on. Lightweight:Easy and comfortable to wear with the hook and loop. It is lightweight and very convenient for your dog. Non Slip Design:There are pet foot prints texture on the shoes bottom so as to make it a non-slip waterproof boot. Application:Protect your pet and make it happy and stylish. Perfect for everyday wear, holiday, parties and so on. Measurement method of dog shoe size: Step 1: Spread white paper on the ground and let the dog stand on the white paper with four feet. Step 2: Use a pen to draw a circle around the dog's first foot. When drawing a circle along the periphery of the dog's foot, please pay attention to draw the back of dog's foot. When wrap the toe, press its foot down, draw outer edge of dog and use a ruler to measure the long ground of dog's footprint. How long is the square, how wide is the place wide. All four feet must be measured. Step 3: After determining the size of the dog's feet, choose a longer length and a wider width. Step 4: The length and width of the selected dog shoes must not be less than the length and width of the dog's feet, and must be 0.1cm to 0.6cm larger than length and width of dog's feet. Package Included: 4 x Waterproof Boots