HTC One M7 Case - Poetic HTC One M7 Case [Atmosphere Series] - [Lightweight] [Slim-Fit] Slim-Fit Tranparent Hybrid Case for HTC One M7 Clear/Purple (3 Year Manufacturer Warranty From Poetic) Made of polycarbonate and thermoplastic polyurethane Transparent durable material Gray borders surround the edges Customer built-in volume control buttons Raised knobs on each corner to protect from surface scratches.