Three-Piece Hard-Shell Roller Suitcase Set - 100% ABS, 360° Swivel Wheels, TSA Lock, Expandable, Available in 20-inch/24-inch/28-inch Sizes. This premium three-piece suitcase set is available in 20-inch, 24-inch, and 28-inch sizes to meet your travel needs, from weekend getaways to long vacations. These hard-shell suitcases are made of lightweight 100% ABS material, ensuring durability while maintaining a comfortable weight for easy handling in busy airports and train stations. Smooth 360° swivel wheels. The upgraded three-digit combination TSA lock combines security and convenience, ensuring that only you or authorized TSA personnel can open your luggage during security checks without damaging the lock. Expandable up to 28 inches. Provides an extra 25% of space when needed, perfect for storing extra souvenirs or unexpected shopping. Fully lined interior with zippered compartments.