High-quality automotive-grade vinyl pouch and pad. Can be used as a driver or passenger backrest. Fits in seats' internal EZ Glide I™ or II™ system, which features no metal-to-metal contact with the backrest detent bars; bars are securely suspended in place using synthetic composites that virtually eliminate corrosion and wear. Features a detent bar with multiple detents on lower portion for adjustability up and down within the seat. Chrome plated hardware that allows up to 2" of forward-rearward adjustment. Can be purchased as a replacement or additional backrest.