This balance ball comes in a unique design and is made from high-quality material. This creates a stable foundation for the user to perform a wide variety of movements on. This balance ball features 2 elastic straps already attached to it which offers the user more in terms of accessory. Please note, although this is similar to a BOSU ball, this is not a BOSU ball. If you would like a BOSU ball, please select BOSU balls on our website.