Castor oil packs are amazing for relieving stress and fatigue, while improving and strengthening physical health. They promote blood circulation, reduce inflammation, regulate stool and cleanse your liver all while relaxing your joints and muscles. Made with Organic PUL and organic cotton flannel, you can rest assured knowing that the material against your skin is safe, soft and hypoallergenic. Our small/medium size pack measures 19.5" in length and 6.5" in width. Our large/x-large size pack measures 25" in length and 9" in width, at widest point.