Posch Anti-Slip Knit Socks for pets with Traction Soles for Indoor Wear, Slip On Paw Protectors Anti-slip silicone Gel Print on the soles to provide extra traction on slippery surfaces. Protect your hardwood floors from nail scratches and quiet down your pet's footsteps. Indoor socks will keep your pet's paws nice and warm. Adorable design for the holidays or everyday wear. Unstretched sock paw width - 1 3/8" or 35 mm. Please refer to the pictured chart for sizing reference. IMPORTANT BEFORE PURCHASING - Measure your pet's paw width for best fit. The breed, the weight or the size of your dog DO NOT determine the socks size. Please refer to the how-to instructions pictured.