Nelly Packs are unique microwavable body warmers. There are many different styles available, in many different colors and fabrics. Our body warmers are made with 100% natural materials. They are filled with flax seed, wheat, vanilla, lavender, chamomile, peppermint, rosemary, spearmint, elderberries, rose hips, and rose petals. Nelly Packs can also be made unscented for those who are sensitive to herbs.