The Pro 5 by Jackloc Cable Window Restrictor in white is a high-quality product manufactured in the UK. Made from durable steel, this window restrictor is suitable for a variety of window types including PVC, aluminium, double-hung, casement, composite, fiberglass, UPVC, awning, bay, sliding, wood, tilt & turn, tilt, and conservation windows. It comes with 1 key and screws included and is designed to provide security and peace of mind for your home or business premises.