Enjoy fast-acting relief from joint pain thanks to our innovative ice and heat wrap engineered to increase blood flow to reduce pain and relax muscles. This combination cold wrap and moist heat heating pad is completely reusable and easy to wash. Unlike other heating pad products, our microwaveable heat pack and ice pack wrap requires no special covers and can be safely applied directly to skin or over clothing. Constructed with durable MediBeads that won't dry out or disintegrate, this microwave heat pad is odor- and dust-free and will not support bacteria or fungal growth unlike other grain and pellet products. Simply microwave our cold packs and heat packs to enjoy clean, deeply penetrating heat therapy - no need to add water.