No more scratched paint or chrome from bungee hooks. This black synthetic leather slips easily under the passenger seat giving added carrying capacity with four padded D-ring mounting points.; Fully adjustable Easy to use with bungee cords or nets Utilizes strong ABS constructed D-rings that will not damage fenders or other parts Dimensions: 12" L x 7-1/2" H and can adjust to approximately 21-1/2??" L