Soft Comfort CorPaks help to ease pain & reduce inflammation associated with strains & sprains. Accommodating both hot & cold therapy, the non-toxic, completely natural fill allows the pack to remain pliable, comfortably contouring to your pain points. Use cold to reduce inflammation, hot to relax muscles & promote healing. Soft, frost-free design is gentle on skinno wrap needed. Each pack, when properly prepared, maintains its therapeutic temperature for up to 20 minutes. Keep one ready for use, stored in your freezer, or quickly heat one up in your microwave. Latex-free. Neck Contour. Width: 20"; Depth: 6"; Number of Pieces: 1; Description: Neck Contour Reusable Hot / Cold Pack, 20 x 6.