The MAX Extreme Shell 2 Offers MAXimum Shock and Impact Protection for Acer C771 11" Chromebook Clamshell. FEATURING Two Layer Polycarbonate and TPE edge and corner protection with overmolded TPE lip that also overlaps the base case. Lightweight Design Easy Access To All Ports and Buttons Non Slip Rubber Feet and bubble tech grip bottom panel Transparent Design For Full Visibility Custom Colors and Logos Available with Minimum Order Quantities