1.Herbal Spa Neck Wrap 2.Outer cover: 100% cotton terry towel 3.Can be used for Warm or Cold applicationa.Warm use - just put in microwave for 1-1.5 minutes and the heat of the wrap will last up to 1/2 hoursb.Cold use - place in plastic bag and place in freezer for 1-2 hours. 4.Easy to clean: just remove inner herb pack and wash outer cover in cold water on gentle cycle. Tumble dry on low heat5.Ingredients: 100% flax seed 6.Fragrance: sweet orange, mint, lavender