The Professional line of carrying cases offers durability and current style. These newly designed cases complement the look and feel of ThinkPad notebooks on the outside, and deliver clever durability and convenience on the inside. The Professional Carry Case family includes a topload briefcase, slim topload briefcase and a backpack. New features include tablet pockets, TSA functionality (topload and backpack only) and trolley straps making this line ideal for any business traveler on the go.Checkpoint-friendly TSA feature helps you go through airport security faster