Hard Snap on Plastic With BLACK BLUE FLOWERS Design Sleeve Faceplate Cover Case for HTC 6400 INCREDIBLE HD/THUNDERBOLT (VERIZON) Hard plastic Snap-on faceplate case with design. Personalize the look of your phone with this stylish and unique design. This form fitting snap-on case is designed to offer all-around external surface protection to your phone. Smart design, gives you total access to all functionality and buttons. Easy to install, just snap-on to your phone.