Cold water therapy and ice baths have been well-known amid athletes and the biohacker community for The Plunge is huge, so we installed it outdoors, and we loved that it included a place for our telephone. The Ice Barrel Cold Therapy Instruction Software Ice Bathtub (our greatest out of doors http://www.digitalizze.com/directory/listingdisplay.aspx?lid=36212#.ZCEr5HZByUk