Protective bumper with shock-absorbing ridges guards MacBook from bumps and drops. Features: Protective bumper case for 13'' MacBook Air, engineered shock-absorbing ridges provide ultimate protection, beveled edges engineered to securely fit MacBook and offer enhanced grip, easy snap-on installation with optional scratch shields for 360 degree protection, secure closure keeps device fastened shut even if bumped or dropped, rubberized feet for stability, grip and airflow. Dimensions 13.1 x 1 x 9.2 in, weight 0.91 lb. Material: Polycarbonate.