Compatible: Our 11" x 10" bicycle seat cushion is adjustable with a secure drawstring and can fit over most bike seats, even a wide bike seat! Comfortable: Has bike riding become a pain? Try using the soft cushioning of our gel bike cushion for added protection and comfort. Multi-Purpose: Designed for indoor or outdoor use, these cushioned covers for bike saddles are built to last for the long haul. Anti-slip: This bicycle seat cover is made with an anti-slip interior surface to keep it from shifting while in use. Still not enough? It also includes an e-book with tips and tricks Satisfaction: We are dedicated to providing the best gel bike seat covers with the highest quality materials on the market. Should you have any questions or concerns, our Bikeroo team is available 24/7 to assist you.