Size S/M : The size is between Small and Medium, Length 5.7" Paw Width 2.1"Grip width 1.5". 4 sizes available, fit for many pets. Please measure your pet before purchase, if your size is between the two sizes, it's better to choose the smaller size. Because our pet paw protector socks are fabrics with elasticity. Durable Material: Made of elastic and comfortable material, which keeps your dog safe and relaxed. The soft and breathable fabric makes these socks protect the dog’s paws from being burned in the hot summer and prevent dog claws from stones and glass. Cute fruit pattern even makes your dog look charming. Package Include: One pack includes 6pcs dog socks, 2pcs for replacement. After long time wearing, you can replace new one for your pets. Hand wash preferred.(We have recently updated the size chart thanks for customer feedback, if after ordering you find that the size does not fit your pet, please contact us and we will help you with sizing issues or any other issues you may have.)