Hot Cold Therapy Blanket - is a  fabric blanket 8" by 11" with 8 pockets containing super absorbent crystals.  Once fully hydrated in water, the therapy blanket can be frozen or heated in the microwave for use.  It remains flexible even after freezing.  The therapy blanket reduces swelling, pain, aches, and muscle spasms.  It is lightweight and reusable.  The crystals can be dehydrated between uses for easy storage.