ToughBuilt Stabilizer SnapShells for GelFit or FoamFit KneePads SNAP SHELL SERIES -- Easily snaps onto GelFit Knee Pads. Interchange with other SnapShells to fit every job. EXTREMELY DURABLE -- Heavily textured on contact surfaces - Built to Last. STABILIZED FOOTPRINT -- Unique construction creates a wide footprint to the front, sides and rear. Protective Knee Pads with Anti-slip. SUPERIOR DESIGN -- Rounded design for easy side-to-side movement. High side wall greatly reduce twisting off of the knee. NOTE -- This product is only a stabilizer snap shell and is intended to be used with a GelFit Knee Pad. It is NOT a standalone kneepad Easily snaps onto GelFit Knee Pads Interchange with other SnapShells to fit every job Unique construction creates a wide footprint to the front, sides and rear Perimeter stabilization provides rock-steady support Creates a stable, comfortable feel Eliminates tipping-over Decreases pressure on the ankles. Heavily textured on contact surfaces High quality hollow snaps