Durability: Titanium alloy is a very strong material that can withstand a lot of wear and tear. Lightweight: Titanium alloy is much lighter than steel, so it won't add a lot of bulk to your phone. Style: Titanium alloy has a sleek and modern look that can complement any style. Camera protection: Many titanium alloy bumper cases have a raised lip around the camera lens to help protect it from scratches and cracks.