1.Cordless heating pad - This heated neck wrap can be powered by any of USB battery packs you have. sootheyour neck muscles without being plugged in, you can go to the kitchen, get a cup of coffee and return to your recliner without removing your neck heater 2.Neck pain relief - Graphene heating technology gives you better blood circulation promotion, relaxing tense muscles and it keeps you warm, great for neck pain, migraines, or just for keeping warm outside in the cold 3.Unisex design neck warmer - Both men and women can wear this heated scarf and easily suit it with your coat. Easy to put on and take off. Less bulky than wearing a traditional scarf all day 4.Portable heat wrap, best gift idea - USB rechargeable heating scarf, easy to throw in a bag for trips. Battery operated, One charge gives numerous long periods of use. a nice gift to someone who has neck pain or always feels cold.