??Multiple Functionality?? Perfect for ball games, sports, camping, running & more. since Shock absorption ensures reduction of muscle fatigue in feet & legs ??Breathable Fabric??velvet surface fabric with ventilation holes that effectively exchanges air and absorbs sweat , keeping your feet cool and fresh. ??Easily cut your own size??Insole size can be cut according to your shoes, in the back of the insoles have a clear cut line. there are three sizes can suitable for anyone. You can choose the size that suits you. ??Anti-compression deformation?? Ultra-high density materials have the ability to resist compression and abrasion.