New EvoShield Protective Wrist Guard 2044150.200 Blue White Medium Track And Field Ultra light bow stabilizer designed Navy Violet Ultra light bow stabilizer designed to knock out noise and hand shock Carbon fiber tube filled with LimbSaver's proprietary NAVCOM technology to neutralize vibration 2 mm) Lowest Swing Weight Index in the 2017 Power Brigade Lineup Patented ConneXion Technology Maximizes Energy Transfer and Eliminates Vibration TCT Thermo Composite Technology Massive Sweet Spot Two Piece you will measure the circumference of your wrist below the hand Slide the Shield into the sleeve where it molds to your wrist for a true custom fit