MULTIFUNCTIONAL DESIGN – the clay pack can also be frozen to treat aches and pains. PROMOTE BRAIN DEVELOPMENT - the baby heating pad uses extra-soft fabric to comfort baby bellies while the crinkly ears, accordion arms and colorful tags engage baby in sensory exploration. QUICK AND CONVENIENT – the Gripebelt comes with microwaveable hot packs and is easy to assemble. Simply warm the included natural clay pack in the microwave, secure the adjustable baby belt to gently compress baby’s belly, and engage baby. COLIC RELIEF - the doctor-designed adjustable heated tummy wrap provides warmth and a gentle compress to help relieve pain associated with colic, reflux and gas. INSTANT GAS RELIEF FOR BABY – safely soothe baby’s upset belly while providing natural gas and colic relief.