FEATURES: GEL-TO-SHELL(TM) TECHNOLOGY: Begins soft and flexible, transforms to hard and protective in minutes DISPERSION TECHNOLOGY: Spreads the force across the surface of the shield, minimizing felt impact ERGONOMIC GUARD SHAPE works with Gel-to-Shell(TM) technology to allow you to create a fully custom guard for protection behind the plate PLEASE NOTE: TWO PIECE LEG GUARD SYSTEM REQUIRES PRO-SRZ(TM) UPPER LEG GUARDS Size/Length: 11'' Gel-to-Shell(R) Process: RIP open the foil bag and remove the soft shell, exposing the protective Shield to air activate EvoShield's Gel-to-Shell Technology(TM) FIT the soft, flexible Shield in position and smooth any wrinkles. The Shield will begin to harden in about 10 minutes WEAR the shell for 30 minutes for the Gel-to-Shell(TM) is complete. Once fitted, the Shield is permanently molded to your body shape for maximum protection Manufacturer's Warranty: 1-year (limited)