The Earthlite Sacral Blocks are a very useful tool to help position or wedge your clients into a particular position. They prove valuable when you need to position your patients on their side in the area of the hip or tail bone while on massage or chiropractic tables. Our customers tell us they are great for applied kinesiology pelvic blocking also. Earthlite Sacral blocks are durable and covered in your choice of four NaturSoft™ upholstery colors including black, burgundy, teal, and mystic blue. Ships as a pair.