Amazon.com | TUMI - Alpha Bravo Navigation Backpack 。Brand New & Unused | Includes Original Packaging Brand new and unused - New with Tags Built for Professionals: TUMI’s iconic Alpha Bravo series combines rugged durability with executive styling. Military-Grade Material: Ballistic nylon + leather accents (scratch/water-resistant). Dimensions: 40.5×35.5×18.5cm (16\"×14\"×7.3\") Smart Organization: ✓ 15\" Laptop Compartment (padded & secure) ✓ 10+ Pockets: RFID-blocking slots, passport/pen sleeves, key leash ✓ Weather-Ready: External waterproof pocket for umbrella/bottle Travel-Tested Features: ✓ Airline luggage strap (fits over suitcase handles) ✓ Padded back panel & adjustable shoulder straps ✓ Anti-theft two-way zippers with Blacktone hardware