GelStep Medium Recovery Heel Cup Soft Center Spot No Cvr Lg Locator Aids Color: Royal Blue Style:1 Pair (Left & Right) Color: Royal Blue ) * Up to 30 minutes after or during video gaming sessions * Up to 30 minutes after driving* or traveling long hours * Up to 30 minutes anytime you want to destress and stretch out your neck and shoulder muscles * Up to 30 minutes in between breast feedings to relax tensed muscles and recorrect your form * Up to 30 minutes before a game of golf for a relaxed and consistent correct form UNCOVERED * Large 1 Pair * Dual durometer for maximum comfort while standing walking or running * Medium durometer silicone in main body efficiently absorbs impact and recovers quickly * Softer silicone blue zone under heel center maximizes shock absorption and comfort at point of impact * Retains shape will not deform or degrade with use * Optional anti microbial cover absorbs odor prevents bacterial growth and allows foot and insert to slide easily into the shoe * Washable and reusable *