Dual purpose-flexible ice or soothing heat. Stretchy strap holds the pack in place for hassle-free relief Flexible design is ideal for use on multiple body parts Heat therapy is great for muscle aches, cramps, stiffness and arthritis Cold therapy is ideal for sprains, strains, bumps, bruises and insect bites Fast, reliable relief Reuse again and again Size: 4” x 10” Hot and Cold Compress Therapy Pack Hot compress for menstruation