Sport Aid™ Ankle Support, Small, 1 Each Non Slip Products 3 minute automatic power saving device Style:1 Pair (Left & Right) 3 minute automatic power saving device 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 Contoured for gentle compression Ankle support is made of cobalt blue neoprene and has a black stripe in the middle so you can align it on your foot