• Helps alleviate neck pain• Instantly relaxes neck muscles• Relieves stress and muscle fatigue• Designed to be used hot or coldHot & Cold Neck Rest is a product that has been designed to instantly relieved tired neck muscles. With regular use, it can help ease muscle fatigue due to stress and promote wellness. Nubby surface massages for quick relaxation. Compact, soft and portable bring anywhere. Comes pre-inflated. The Hot and Cold Neck Rest can hold temperatures for 5 to 10 minutes.