SumacLife Cady Shoulder Bag Briefcase for Microsoft Surface Book 13.5" Laptops SumacLife Cady Collection Carrying Case, designed to fit any 13.3 to 14 inch Laptop / Ultrabook Designed with multiple storage compartments to accommodate extra devices and accessories Durable, semi-hard protective exterior complimented with soft, silk-like polyester lined interior Interior Touch fastener straps keep your laptop securely inside the case and prevent it from falling out Top carrying handles and shoulder strap help reduce the risk of arm fatigue and back strain