Specification:Material: The seat cushion is made of high-quality silicone + sponge support fillingColor: black / blue /redApplicable models: mountain sports bikesContains: 1 seat cushion New High-quality MaterialsPadded by high elasticity and high-density foam, shockproof; Made of artificial fatty gel padding, more comfortable during riding, compare to normal plastic polymer; The thickened design is good for reducing stress. Lets stay away from pain!Breathable Hollow & Streamlined DesignHollow design enhanced breathability, providing airflow and comfort during long rides. The streamlined design avoids friction on the inside of the thigh. Better protect the driver's buttocks.Shock Absorber & Reflective StripeThe dual stainless steel rails and highly elastic metal materials under the bicycle seat provide a strong bearing capacity and shock absorption effect. Reflective Stripe can reflect surrounding lights to protect night riders.Application PlaceOur bike cushion will be suitable for your riding, whether it is a mountain, road city, can be used on mountain bikes, road bikes, children's bikes, mini bikes, electric bikes, stationary bikes. Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.3~1cm differences due to manual measurement.