Brand New TUMI Alpha 3 Expandable BackpackMilitary-Grade Durability: TUMI’s legendary ballistic nylon (tear/abrasion-resistant)Dimensions:Main Compartment: 43×30.5×20.5cm (17"×12"×8.1")Laptop Sleeve: Fits 15-16" devices (40.5×25.5×3.75cm / 16"×10"×1.5")Pro-Level Organization:✓ Dedicated tablet/accessory pockets✓ Lockable zippers & RFID-blocking card slots✓ Expandable front compartment for extra storageTravel-Smart Design:✓ Padded airflow back panel (reduce sweating)✓ Luggage trolley slip-on sleeve✓ Water-repellent base & side umbrella pocket
