Adarl Pet Dog Cotton Sneakers High Pet Boots Skidproof Waterproof Winter Warm Anti-Slip Dog Shoes Dog boots is sturdy, flexible, skid-resistant and allows the boots to be used indoors or outdoors, in wet and dry, hot and cold conditions,it will protecting the pets' paws against hurt which from sidewalk,asphalt road, grass, stones, dirt and mud...... Package Includes: 4pcs/set Pet Dog Boots Shoes Measuring Instructions:Place the paw on a piece of paper and press down on the top, mimicking how the paw spreads when the dog is walking;Mark the left and right sides on the paper and measure the distance between the marks;The width of the paw should be smaller than the boot size chart. If you pet is a puppy dog,and it is growing,may should buy the larger size for you baby,and when you measure the length about your pet ,pls add the length about its' paw. Note:It is manual measurement, there may be a little error. And item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. hope understanding.