This 3-package is sharable within a family in case more than one of you wants to try a safe 30-minute float. The float tank is filled with 1,000 pounds of epsom salt, creating a zero gravity environment. This gives your body an opportunity to naturally decompress in the weightless environment. The wonders of epsom salt have been well-known for hundreds of years and, unlike other salts, has beneficial properties that can soothe the body, mind, and soul. Proven to recharge your body, balance and calm your mind, and reduce stress and anxiety. Give it a try!