Set of 4 non-slip nylon dog shoes with adjustable straps for a great fit. - Size: Set of 4 Actual sole length: 6cm - Material: Nylon - Features: Non-slip sole, adjustable straps - Colors: Black and gray (slightly reflective) They were easy to put on, but my dog doesn't like them, so I'm selling them. Used twice (indoors). Thank you for your understanding. Thank you for looking.