iPhone 6s Case, BoxWave [Quantum Case] Metallic Aluminum Reinforced Bumper Cover for iPhone 6 / 6s (Super Blue) Ultra-slim hard bumper frame protects your iPhone 6 / 6s against bumps and scratches Aluminum alloy exterior provides strong yet lightweight protection Concave side edges design gives you more grip on surfaces Non-conductive foam interior lining prevents your iPhone 6 / 6ss signal strength from reducing No screws required means easy installation