RavX Cruiser Delux Ultimate Comfort Saddle Lycra cover for extra comfort, and support. Elastomer suspension, quietly and effectively absorb shock and increase comfort levels Dimensions: (LxW) 350x350mm / 14"x14" Seatpost clamp included for universal compatibility.Durable steel springs flex to relieve pressure points & increase shock absorption. Color: Black The seat rails are suspended on elastomer suspension to absorb bumps in the road. The large area of seat cushion is suspended on coiled springs. This gives the seat cushion a bottomless feeling and therefore added comfort.