The Thumbster is a lightweight a lightweight, low profile universal thumb support. The Thumbster is known for being Universal it may be used on either the left and the right hand. Designed not just for support , it is also designed not to intrude in your daily activities. It contains a malleable thumb support that provides a unique custom fit. The figure-8 strap enhances thumb support with a wrap-around design. The Thumbster is often used im Sprains, De Quervains syndrome , Tendonitis , Hyperextension , Arthritis , Product Features. Hospitals and medical facilities prefer the Thumbster over any other means.