Lightweight Luggage Sets: Luggage 4 piece sets are made of environmentally friendly imported ultra-light PP material, PP materials suitcase have better resilience, it can be restored to its original state after being hit violently. Expandable 4 Piece Luggage Set: The 14 inch suitcase can store some daily necessities such as cosmetics, water glasses, etc. which is easy to access at any time. 20 inch carry on luggage & 24 inch suitcase is perfect for business and personal travel, 24 inch & 28 inch luggage is expandable, which can expand 25% of the additional space. 360° Spinner Wheels: Luggage with spinner wheels can help save your strength and make your suitcase lighter. Luggage moves very silent and smoothly with 360° rotate double wheels. Full-Capacity Design Inside Suitcase Sets: Large storage space and fully lined interior with zippered compartment for this hardside luggage sets to keep your items well organized. Luggage with TSA Lock: TSA customs password lock design to avoid violent damage to the luggage. which allows only TSA agents to inspect your bags without damaging the lock when traveling. Lightweight & Durable: This family luggage is made of strong waterproof PP exterior and black lined interior, which is easy to clean and long-term use. In addition, it is light in weight and easy to carry. Four molded side feet keep the luggage upright even when standing on its side. TSA Lock: The side of the trolley case is equipped with a TSA lock to increase safety and reduce damage. The zipper is not easy to be pierced by sharp tools such as pens, which better protects the items and privacy in the luggage. Ideal Storage Space: Store as many essentials as possible, luggage shouldn't be a stress on your travels. The interior is equipped with cross straps and a partition bag with zipper, which can better protect your items during use. Modern Appearance: The hard shell suitcase has a stylish texture design, which brings a pleasant mood to your journey. What's more, it can better resist scratches and keep the case looking good after travel. It can meet all your travel needs. Elaborate Design: 360°multi-directional universal wheels, can move smoothly and smoothly in all directions. The adjustable and sturdy ergonomic aluminum telescoping handle allows you to maneuver in tight spaces and provides easy movement.