Kensington Secure Trek 15.6" Carrying Case We?ve Got Security in the Bag. Whether you?re on your commute or walking across the corporate campus, the SecureTrek 15.6? Laptop Carrying Case not only protects your laptop from damage, it offers an anti-theft security system. Safeguard your bag?s contents by clicking the hammerhead zipper pulls into the patent-pending SecureTrek Lock Base, and then add a Kensington Lock to secure it to a fixed object. Or you can use a TSA-approved luggage lock when flying. Protected by durable Poly Twill material, your laptop and tablet stow in padded compartments and are shielded by an anti-puncture zipper. There?s ample space to organize all your stuff, and a unique pass-thru lets you strap it to a wheeled bag. Features: - Bag Type: Briefcase - Color Group: Black - Features: SecureTrek Lock Base - Screen Size: 15.6"/39.6cm