Expandable Hard Sided Travel Luggage with 360° Smooth Swivel Casters, TSA-Approved Lock, Retractable Handle, silky TPU Grip

360-Degree Smooth Swivel Casters: These precision-engineered casters allow your luggage to glide effortlessly over various surfaces including airport tiles, hotel carpets, and uneven sidewalks. The ultra-smooth wheels reduce friction by 40% compared to standard casters, minimizing wrist strain while pulling or pushing.TSA-Approved Security Lock: Ensuring peace of mind, this luggage features an officially certified TSA lock that protects your privacy and safety. Only you, with the distinctive combination code, or TSA agents with master keys, can access the case, preventing unauthorized tampering during airport security checks. The anti-pick technology enhances security against forced entry attempts.Lightweight yet Durable ABS Shell: Crafted from premium ABS material, this luggage shell balances lightweight design with exceptional impact resistance. Weighing just 6.2 lbs for a 20-inch size, it is 15% lighter than traditional hard-sided suitcases, effectively reducing overall travel weight. The shell is rigorously tested to withstand drops from 5 feet and impacts of up to 100 lbs, along with extreme temperature fluctuations (-20°C to 50°C).3-Height Adjustable Retractable Handle: This retractable handle system features three height settings (32”, 36”, and 40”) to accommodate users of various statures from teenagers to adults over 6 feet tall. Made from aircraft-grade aluminum, the handle extends and retracts smoothly at the push of a button, providing ergonomic weight distribution to reduce arm fatigue during long walks.Soft TPR Grip Handle: Lifting your luggage is made easy and comfortable with the soft TPR (thermoplastic polyurethane) top handle. The non-slip, contoured design fits naturally in the palm, lessening pressure points by 30% compared to rigid plastic handles. This flexible yet durable material resists cracking and deformation even after 1,000+ lifts, making it ideal for overhead bin storage or carrying it up stairs. Perfect for everyday use. first-class materials and excellent craftsmanship ensure long-lasting durability.