LifeProof is best know for its waterproof, mud-proof, adventure-proof iPhone cases, allowing you to take your phone on your favorite outdoor adventures, no matter the weather or trail conditions. LifeProof has since expanded its product lines to include waterproof, drop-proof Galaxy and Google phone cases, phone power packs, and waterproof speakers. Find the best LifeProof case for your next backcountry trip with advice from Backpacker's gear reviews.