EMPIRE Black with Multi Color Zebra Stripes Design Hard Case Cover for Verizon HTC Thunderbolt 6400 Premium high quality snap-on hard cover case protector. Designed to fit phone perfectly. Snaps right over your phone and gives it a new look while providing great protection. Openings for full phone functionality. Constructed for strong durability and scratch resistance. EMPIRE(TM) is a registered trademark with the USPTO.