SOCKS Size   Sole width    sock length     S                    5cm            15cm     M                   6.5cm         16cm     L                     7cm            18.5cmit's recommended to measure your pet's paw size refer to our size chart; if between two sizes; please choose the larger size. [BETTER WARMTH]: The Socks are made of high-quality cotton material with knitting process; inner part is added fleece and thicken; which can bring ultimate warmth to the pets; perfect for cold weather wear. [WATERPROOF & ANTI-SLIP]: The bottom of the socks is made of high-quality dipped rubber; which has a good waterproof and non-slip effect; and is suitable for walking on rainy days. [EXCELLENT EXTERIOR]: Classic red and black grid pattern is designed on the sock surface; which is classic and never outdated; in addition; the embroidered small footprint patterns are also pretty adorable. [ADJUSTABLE STRAPS]: Adjustable straps can be adjusted to provide better fit for the dog's paw and ensure the socks not easy to fall off. The socks will be the reliable paw protector for your pet.