Rehabilitation Advantage Giant Removable Padded Lap Tray allows you to add a large, smooth working surface to most wheelchairs. This tray is easy to clean and maintain. Simply attach this tray using the tray back strap and built in mounting arm straps. The mounting straps are located on the bottom of the tray. Simply slip the straps around the wheelchair armrest and attach the Velcro ends together to secure the tray in place. The back strap reaches around the back of the wheelchair and will prevent the tray from sliding forward. Overall, this Wheelchair Tray is competitively priced while ensuring long-lasting use and superior durability. Purchase yours today!