• NEW TUMI Alpha³ Backpack (Lifetime Warranty | Style Code 026180D) • Aerospace Ballistic Nylon (ISO 6330 Certified | Tear Strength ≥890N) • Security & Expansion: TSA-Approved 17" Laptop Vault (Fits MacBook 16"/Dell XPS) RFID-Blocked Document Slot + Expandable Shoe Compartment (20.5" Max) Magnetic Key Leash + AirTag Loop • Travel Engineering: 4D CoolTech Ventilated Back (37% Heat Reduction Lab-Tested) Oil-Resistant Self-Cleaning Base (ASTM D6547 Passed) 360° Luggage Sleeve + Retractable Umbrella Holder • Pro Organization: Dedicated iPad Pro 12.9" Sleeve Quick-Access Passport Portal Currency Organizer (8 Cards + Pen Slots) • Dimensions: 17"×12"×8.1" → 20.5"×12"×9.8" Expanded • Ships in Climate-Controlled Packaging via FedEx 2Day®