Product Features Designed to protect the iPad or iPad2 with Smart Cover Watertight Gasket Tight seal created when case is shut. The easy open latch remains shut under pressure or after impact. Automatic pressure equalization valve - balances interior pressure, keeps water out Integrated Easel optimizes hands free viewing angles in horizontal or vertical positions Accessory Storage - Power cords and earbuds stow below keyboard Removable shoulder strap included Can be used as a portable office Designed for Apple iPad1/2 USA chargers, some chargers/adapters may not fit. Watertight, crushproof, and dustproof Measurements Lid Depth 0.81" Bottom Depth 0.81" Total Depth 2.13" Int Volume 0.08 ft Weights Weight With Foam 2.54 Weight Empty 1.41 Materials Body Material ABS Latch Material ABS O-Ring Material EPDM Pins Material Stainless Steel Foam Material Molded Polyurethane Purge Body Material Polycarbonate (PC) Purge Vent Material PTFE Temperatures Minimum Temperature -10F Maximum Temperature 120F