Rectangle Nylon-Covered Hot/Cold Pack

It is gel filled with soft cover feels very gentle on skin. Simply microwav for warm therapy or freeze for cold therapy. FDA Certified with material safety reports are available upon request. Reusable and easily cleaned with mild soap and water. Complies with FDA, Prop 65. 6"" L x 0.5"" W x 3.5"" H.Welcome to your inquiry!