GRAB-AND-GO Convenience: keep a few of these formfitting gel pads in the freezer for immediate use when you need an ice pack. THERMAL THERAPY Whether used as a hand warmer for your pocket on a cold winter day, or a bit of warm compression for an overworked, sore muscle, our Hot Cold Packs provide fast, convenient warmth after only seconds in the microwave KEEPING IT COOL Stuff an ice-cold gel pack in a lunch box to keep food fresh and cool all day. They make great freezer packs for lunch bags and boxes, as well as coolers when out on a trip to the beach or a weekend in the woods. Throw several frozen packs in the cooler, and away you go! No more messy ice cubes. SOOTHING GEL Each pack is filled with our non-toxic gel solution which can easily freeze or quickly heat up for all your home food and nursing needs, whether it's a chicken salad sandwich in your lunchbox or a child with a black eye or hurt knee.