Expandable Yet TSA-Approved Size: External dimensions including wheels and handles: 28.5×16.9×13.6 in (expanded: 28.5×16.9×14.6 in). Internal dimensions: 25.3×15.6×12.9 in (expanded: 25.3×15.6×13.9 in). Weight: 11.9 lb. Total capacity: 91L (expanded: 105L). Even when expanded, this larged checked luggage stays within standard airline check-in size, offering extra space without extra hassle. Deep Compartment for Bulky Items: 3:7 split trunk suitcase design creates a deep compartment ideal for storing large or irregularly shaped items like boots, down jackets, or helmets. Perfect for family trips, long vacations, or international travel where versatile packing is essential. Spring-Loaded Wheels for Smooth Travel: Built-in spring system absorbs shocks, reducing bumps and noise while gliding smoothly across various surfaces. Durable, silent, and easy to maneuver, this is a 28 inch luggage with spinner wheels that works well through airports, streets, or uneven terrain. Durable 100% Polycarbonate with Reinforced Corners: Crafted from 100% polycarbonate, this polycarbonate luggage, using a material stronger and more impact-resistant than ABS, protects your luggage from compression and drops. Four aluminum alloy corner guards shield vulnerable edges, extending suitcase life. TSA Lock & Anti-Burst Zipper Security: TSA locks for luggage (TSA-approved lock) allows hassle-free customs inspections without damage. Reinforced anti-burst zipper provides tight sealing to prevent breakage or forced opening, keeping belongings safe throughout your journey. LUGGEX Quality Promise: The Luggex suitcase is covered by a 3-year protection plan. If there is any problem, please let us know anytime. Our dedicated support team will respond within 12 hours. 28 inch luggage with spinner wheels large suitcases with wheels checked luggage trunk luggage suitcases with wheels hardshell hard shell