Payne killer aromatherapy pillows and hot/cold packs have many uses for natural healing-- Use on headaches or backaches. Rest on an angry uterus for relief from lady pains. Wrap around neck to soothe tension after a long day on the job. Place on sore muscles after a wicked work-out. Simply heat it up and take it to bed with you. Tag reads: microwave 80-90 seconds or freeze 1 hour. Rest on angry muscles & melt (or cool) the stress away. Handle hot items with care. Spot clean only.