FRP-302BK-PRISMA (Large) : Fiber Glass Bucket Seats Reinforced Frame. Each of the seats is compatible with a full 6 point safety harnesses and HANS devices, providing maximum safety capability for the driver. New Addition to the FRP-300 Large bucket seats. Great lumbar support. Made of high-quality full race fiberglass material, which was carefully assembled to increase durability on the tracks. First, full Alcantara seats with microfiber materials that last longer and easy to clean. The back of the seat are covered with multi-color sparkled flakes that complete the look in the car. Side Mounts are included for the bottom drill.