Southwest Elasto-Gel All Purpose Therapy Wraps Bag HC900 by Southwest Technologies GROUP: Orthopedic & Physical Therapy:Hot/Cold Therapy:Packs Item Description: All Purpose Therapy Wrap, 3.5" x 3", Hot/Cold Pack w/Pink Fabric, 10/Bag Packaging Desc: Hot/Cold All Purpose Wrapelasto-Gel 10/Bag 10Bg/Case Country of Origin: Harmonized Tariff Code: Product Description: Can be used hot or cold. They provide moist heat and soothing cold. Stays hot or cold for 20-40 minutes. They are covered with a four-way stretch material which allows maximum conformity, heat transfer and comfort. Remains flexible and soft at temperatures as low as -20�F. Does not leak, even if punctured. Microwavable or can be heated in a conventional oven. Guaranteed for six months for manufacture defects.