Sumdex AirCube Thermaplastic Urethane and Neoprene Notebook Sleeve for up to 15.4-Inch Notebook Computer (Black) TPU (Thermaplastic Urethane) molded technology air cell and neoprene protection for notebook computers Easy view Check-Quick checkpoint ready design for fast security clearance in airports and buildings Fits all popular brand notebooks up to 15.4" screensize Water repellent TPU and Neoprene materials