Features of ergonomically designed iPearl mCover® hard shell case for 11.6" Lenovo N21 / N22 series Chromebook or CTL NL6 series Education Chromebook laptops: - Made of USA-made high-quality DOW polycarbonate material, which is shatter-proof and will protect your 11.6" Lenovo N21 / N22 / CTL NL6 series Chromebook laptop all around. - Custom designed to fit the 11.6" Lenovo N21 / N22 / CTL NL6 series Chromebook laptop perfectly - Design to protect ALL corners for 11.6" Lenovo N21 / N22 / CTL NL6 series Chromebook laptop - The ONLY Lenovo Chromebook hard case with foldable feet to let you type more comfortably. It also helps to prolong your Lenovo Chromebook laptop's life with BETTER heat ventilation from features like retractable feet and more wider ventilation slots