LifeProof Belt Clip for iPhone 5 Case. LifeProof Belt Clip kit includes two clip sizes. One measures 1.5" and fits "regular" everyday belts. The other measures 2" and is designed for utility belts - making it perfect for military, law enforcement, emergency services, construction, and high-plains drifters. (Please note, the clip installs permanently and is not interchangeable once installed). The LifeProof belt clip is built tough from a honeycomb-molded nylon material for maximum strength and minimal weight.