OtterBox React Series - Back cover for cell phone - clear - with Trusted Glass screen protector - for Samsung Galaxy A12. React Series is an ultra-slim, resilient OtterBox case with DROP+ protection. DROP + is the OtterBox testing protocol that proves every product we make, at a minimum, meets Military Standard - that's 26 drops from 4 feet. REACT Series' solid one-piece form is precision designed for your phone and its soft-touch edges provide great grip. The case installs easily and also seamlessly slides in and out of backpacks or pockets.