Mueller REUSABLE COLD PACK, THERAPISTS SZ 12" x 14" Model: 30109 | SKU: 10093 Reusable Cold / Hot Pack Soft gel keeps cold in freezer or refrigerator. Economical - can be used over and over. Microwavable (when submerged in water) for heat therapy. Therapist size pack is ideal for treating large area body surfaces such as shoulders, hips, back, thigh, etc. 10093 Each, therapist size, 12"; x 14";