The Lumbar Wrap ties comfortably around most waistlines and is perfect for relieving stress, tension or muscle pain in the lower back region.- Our microwavable herbal Lumbar Wrap provides hours of natural, reusable, penetrating hot (or cold) therapy. - The Lumbar Wrap is- filled with 12 healing herbs and flax seed. - Microwave for instant heat therapy or chill for instant cold therapy.- Hot or cold the Lumbar Wrap can relax, rejuvenate and restore your body and soul. Features: 100% natural herbs & flax seed Made in USA Penetrating warmth Soft & cozy fabric Heats in microwave Relieves stress, tension Extra long ties Materials: Fabric: Polyester Fill: 100% All Natural Ingredients, including: Lavender, Valerian Root, White Willow, Chamomile, Rosemary, Peppermint, Spearmint, Hops, Yellow Dock, Lemon Grass, Cinnamon, Yarrow, Premium Flax Seed, may include other natural grains. Dimensions: 60"L x 7"W x 0.5"H; Weight: 2.3 lbs.