Large, reuseable hot/cold gel pack. This Rapid Relief® Cold/Hot Gel Compress with Form-Fit Gel is designed to provide comforting cold or hot therapy in an effective reusable system. It's like getting two products for the price of one! Remains flexible even when frozen, and can be microwaved for fast heating. Offers easy, moldable cold or hot therapy almost instantly. Latex free, non-toxic. Dimensions: 5" x 9" (12.7cm x 23cm)