Edit Quality you will see Save energy now, you will never have to waste time or energy on boiling water and pouring it into a water bottle again; whatever the cold wind, snow in winter, and the temperature below zero, hope you can aways feel the warm from Heating Pad Relieve sore muscles in your back, shoulders,neck, abdomen, legs, and arms Hand Warmer Warm your hands, feet at home/ classroom. Put it in your bed to raise sleep quality It also can be used as a small pillow for a nap at the office Outdoor Use The portable size and front pocket is designed for outdoor use. It provides warmth for you when you are walking / walking a dog Ideal Gift Perfect gift for your family members/ friends/ colleagues. Send them the warmer to bring them warmth in cold days