EMPIRE HTC Amaze 4G 3 Pack of Snap-on Case Covers (Black Stealth, Purple, Neon Green) Compatible with: HTC Amaze 4G Engineered to fit device perfectly, with cut outs to allow for full device functionality. Snap on system ensures case stays on device. Openings for full phone functionality. Constructed for strong durability and scratch resistance. EMPIRE is a registered trademark with the USPTO.