Racing seat is made of fibre glass(carbon fiber) with polyurethane foam,covered with fibre cloth or Inner Material: iron frame with polyurethane foam Outer Material: fiber cloth, PVC or leather Adjustment: Micro Adjusting or Quick Adjusting Rails: single rail or double rails Colors: black, blue, red, grey Qty: 1pc N.W.: 14kg G.W.: 16kg Meas.: 132*57*26cm