Sport socks are anti-slip socks that improve your dog's traction on slippery surfaces with the anti-slip traction soles. The socks feature full silicone coverage around the paw, making them great for indoors or outdoors. Protects against hot pavement, salt, debris and other outdoor irritants. Comes in a set of 4 -1 for each paw. Not for use in icy or freezing conditions. Dogs Socks should fit snugly, choose a size down or if you are in between sizes choose the smaller size.