Comfort Plus™ Surgical Mask, 1 Box of 50 Oxygen Masks Carpal tunnel syndrome–preventing Style:Left Ear Carpal tunnel syndrome–preventing 5 casters are ideal for indoor and outdoor use * Removable hinged padded backrest can be folded up or down as necessary * Handles are adjustable in height * Easy to use loop locks * Comes with padded seat with zippered pouch under seat * Comes standard with pouch * Limited Lifetime Warranty * Notice to California Consumers: WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm * Seat Dimensions Specially designed inner facing improves comfort Integrated layers work together to maximize breathability