NAJO backboards are tough, durable, impervious to body fluids, and 100% x-ray translucent. The RediBoard is an ideal board for tight spaces such as helicopters and basket stretchers. Angled side and foot edges facilitate patient loading. Despite its thin profile, the RediBoard is rated for a 500 lb. load and will float a patient weighing up to 275 lbs. Dimensions: 72" x 16" x 1-3/4". Ship. wt. 20 lbs.