The patent-pending ProStretch® NightSock™ helps alleviate heel pain associated with plantar fasciitis, Achilles tendonitis, calf muscle cramps and runners’ cramps. By keeping foot in a slightly flexed position, it comfortably elongates the muscles and soft tissues of the calf and foot, speeding up recovery while sleeping. Lightweight • Overnight Relief • Enhanced Comfort • Adjustable ProStretch NightSock Provides Relief for: Plantar Fasciitis Achilles Tendonitis Tight Calves Runners’ Cramps Features & Benefits: Adjustable straps – allow for stretch and flex of foot to be progressed over time to prevent discomfort and injury Holds foot in a semi flexed position – keeping muscles and tendons relaxed and slightly stretched to prevent tightening and pain especially in the morning Shorter sock made of soft, lightweight, breathable material – keeps foot and leg cool during the night Exclusive toe support included – provides enhanced toe comfort Low profile hook & loop fasteners – won’t snag sheets and blankets