Heelbo Heel Elbow Protectors Green XL fits to 23 cir (pr) Splinting Pans * Rear glide cap allows Medium The NasalFit Deluxe * Rear glide cap allows for walker to slide easily and smoothly over most surfaces (come standard on models with 5 wheels) Shipping Carton Size: 16 L x 14 W x 4 H *Theraband© Stability Trainer is used to improve motor skills and balance particularly among the elderly and for knee back and ankle rehab * Two foam pads of different densities and one air filled cushion allow users to work through progressive levels by standing on a pad * The green Stability Trainer is firm and provides a beginning level of challenge * The blue Stability Trainer is soft and introduces an increased level of challenge to the user * For maximum challenge use the new extra soft black Stability Trainer ) * Helps reduce shear and friction to heels and elbows * Flexible stretch weave allows skin to breathe fits comfortably and slips on easily * Sewn in contoured foam pad eliminates rolling and binding * Machine washable protectors retain shape after repeated use * Standard protectors include a sewn in comfort pad to prevent sores due to friction and shear