T-Mobile OEM Sleeve Gel Cover Skin Case for T-Mobile Samsung Galaxy S II T989 -Black Smooth, flexible gel-like material protects your phone Made with military grade D3O intelligent technology D3O molecules lock together to absorb shock Easy-Access Openings for Keyboard, Phone Features, and Ports Rubberized Exterior Provides a Sure Grip While Protecting Phone Against Dirt, Scratches, and Minor Damage