Defend your wrist on both sides of the ball with the Pro-SRZ(TM) 2.0 Protective Wrist Guard, a breathable, compression wrist sleeve including a removable Gel-to-Shell(R) Technology shield for a custom fit. Whether you're looking for extra insurance against high and tight pitches at the plate or scorching ground balls on the infield, this wrist guard delivers personalized protection when worn with the custom-fitting insert. The lightweight, durable design transforms from a flexible material out of the package to a body-mapping, pitch-deflecting shield in just 30 minutes. DESIGN & DETAIL: Gel-to-Shell(R): TechnologyAir activated material that transforms the guard from a malleable gel into a customized, form-fitting shield in 30 minutes Dispersion Technology: For a personalized fit and maximum protection. Our guards fit right to your body, which allows for the most efficient protection possible. Engineered to mold smoothly around the intended area, objects deflect and disperse across the entirety of the guard Shield is is hand-washable, let air dry Lightweigth fabric Sizing: Measure your wrist circumference to determine best fit - S [5" -6"], M [6" - 7"], L [7" - 8"], XL [8" - 9"]