One size universal fits most shoes.With elastic flat strap, can be stretched over heel to to shoe.Great replacement gear accessories for bowling sports.1 Pair bowling shoe slider to increase sliding , lightweight, washable, long lasting, reusable, durable and portable.These bowling shoe covers can be served in many , such as gym, bowling games, bowling alley and so on. They are also suitable for house cleaning, workshops, offices and many other .colour: blackMaterial: cotton clothPackage Contents:2 x Bowling Shoe CoversOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.