The R&R Rexipearl Cold/Hot Pack is a versatile therapeutic device measuring 28x16 inches. This reusable pack features gel beads that can be used for both cold and heat therapy, making it ideal for pain relief, reducing swelling, and soothing sore muscles. Key features: • Large size (28x16 inches) for covering larger areas • Dual-purpose for both cold and heat therapy • Filled with reusable gel beads for even temperature distribution • Flexible design that conforms to body contours • Durable clear plastic construction • Leak-proof sealed edges For cold therapy, store in freezer for at least 2 hours before use. For heat therapy, warm in hot water (do not microwave). Always use a cloth barrier between the pack and skin. Apply for 15-20 minutes at a time. Ideal for treating sports injuries, arthritis pain, post-workout soreness, and general muscle aches. The large size makes it particularly suitable for back, shoulder, and leg applications.