• Reusable gel designed to relieve pain in the lower back, shoulders, hips, and knees. • Contains 30% more unique gel for prolonged and effective recovery. • Soft plush lining designed to prevent condensation and direct freezing on the skin. • Nylon cover that allows deeper penetration of the cold temperature. • Hands-free compression therapy via an adjustable elastic strap for various body parts. • Stays malleable and flexible even after freezing down to -13 ℉. • Made with wide double-sealed edges and extra-thick nylon material to prevent gel leaks. • Universal size of 40.6 x 22.9 cm ideal for muscle fatigue and post-workout recovery.