Thank you for showing your interest in Pull Buoys, 4" X 8", Webbed from Theraband (Meyer) (TB). The Pull Buoys, 4" X 8", Webbed is a product of Theraband and is thereby made of the highest quality. If you have any questions regarding Pull Buoys, 4" X 8", Webbed or any product in Theraband (Meyer) (TB), please contact us. Our experienced personnel will answer any questions you have about Pull Buoys, 4" X 8", Webbed. Also, if you are interested in purchasing large quantities of Pull Buoys, 4" X 8", Webbed or any Theraband (Meyer) (TB), please contact Customer Service.