Our Clip-on Holsters for the Blackberry Curve, Storm, Bold, and Tour feature a built-in magnet for automatic "Sleep Mode," activated by placement in the holster. Constructed of heavy denier Cordura nylon and padded with closed-cell foam, this holster, part of the Ripoffs product line from US Armor Corp, is attractive and easy to clean. Features include easy access, light weight, comfort and durability.