• Reusable and durable ice pack that keeps cold for instant pain relief. • Made with expert solid gel that stays flexible even after several hours of freezing. • Ergonomic sock-like design without straps or Velcro for simple and comfortable use. • Offers full 360-degree coverage wrapping all areas of the ankle and foot. • Provides cold and heat therapies to treat cramps, sprains, and swelling. • Soft and smooth Lycra fabric surface that allows walking freely during use. • Specially designed to relieve plantar fasciitis, Achilles tendonitis, and facilitate post-surgical recovery.