A natural way to get the relaxation you need. This innovative neck pillow is filled with approximately 2 lbs. of heat-retaining cherry stones supplied exclusively by American orchard growers. Use it hot, cold, or as it is for all your aches and pains. Neck pillow features include: 100% Cotton pouch, machine washable All natural Heat in microwave for a soothing, theraputic hot pad Place in freezer for an instant, invigorating cold compress Supple design curves with your body--use it not only on your neck, but for backaches, stomach cramps, headaches, puffy eyes...even cold feet! Try infusing with your favorite scented oil Dust free and non-irritating to allergies Not recommended for children under 3 years of age. Measures approximately 21.5"L x 5"W. Great for soothing arthrisis or carpel tunnel or just use it to warm up on a cold day. Try it cold for those tough headaches.