Google Nexus 7 Tablet Folio, Black (GLE10104) Premium folio features an open back bumper-style case with a trifold cover Combination of durable polycarbonate and a soft elastomer to provide a perfect fit and a secure hold Trifold cover gives two comfortable angles for upright viewing and ergonomic typing Convenient wake-up feature, Nexus 7 wakes and sleeps when you open and close the cover