TOUGH-LUXE COATING Aluminum crowns are hand polished and anodized for scratch and corrosion-resistance. CNC MACHINED ALUMINUM CROWNS Top and bottom crowns are CNC machined from aircraft grade aluminum for superior lightweight protection. SLS 4 SCREW LOCK SYSTEM 4 stainless steel screws secure the protective aluminum top and bottom crowns to the main body. Speed Wrench is required and included. FAST TAP BUTTONS Integrated buttons protect iPhone controls while providing quick and easy use of volume and on/off functions. 2-CUSH LINER SYSTEM Elastomeric liner materials (Co-molded TPU
E-TECH foam) suspend and cushion the iPhone. GENUINE LEATHER Matching premium quality leather for added style and elegance. MIL-SPEC APPROVED Meets military specification drop-test requirements.