This Blackberry OEM Black Leather Holster (HDW-13789-001) is used for your Blackberry Curve 8300 8310 8320 8330 with a Blackberry Silicone Skin Case. Blackberry OEM Black Leather Vertical Holster (HDW-13789-001) is designed for Blackberry 8800 Phones and allows your Blackberry Curve 8300 8310 8320 8330 with a Silicone Skin installed to fit in this holster. Personalize and protect your Blackberry Curve 8300 8310 8320 8330 smartphone with Genuine Blackberry Skin Cases. The rubberized exterior provides you with a sure grip, protecting all corners and sides of your BlackBerry Curve 8300 against bumps and scratches. It also helps prevent your Blackberry phone from sliding across your car's dashboard or other slick or angled surfaces.