【Perfect 2-Piece Luggage System】The 20" carry-on (22.7"x14.4"x9.1", 7.1 lbs, 38L) fits overhead bins while the 29" checked bag (31.7"x18.7"x14.3", 11.2 lbs, 116L) features a 40/60 trunk design for bulkier items - together they handle everything from weekend getaways to international vacations. 【Ultra-Tough Polycarbonate Shell】Constructed from 100% German Covestro polycarbonate, the scratch-resistant Micro-Diamond crush-proof exterior undergoes rigorous lab testing to withstand extreme impacts, rough handling, and accidental drops during air travel while maintaining its sleek appearance. 【Premium Mobility System】Featuring 4 high-rebound silent double spinner wheels, for effortless 360° maneuverability, combined with a 4-stage anti-corrosion aluminum handle (wobble <1.5cm) that adjusts smoothly to your perfect height for fatigue-free navigation through any situation. 【Thoughtful Traveler-Focused Features】The built-in TSA-approved lock (default password: 0-0-0) ensures your belongings stay secure while allowing airport security to inspect your luggage without damage. Set your own password for added peace of mind. Anti-bursting zippers endure overpacking. 【Comprehensive 10-Year Warranty】Enjoy peace of mind with our 10-year limited warranty and 24/7 customer support. We stand behind the quality of our luggage and are committed to ensuring your complete satisfaction throughout your travels. 【Perfect 2-Piece Luggage System】The 20" carry-on (22.7"x14.4"x9.1", 7.1 lbs, 38L) fits overhead bins while the 29" checked bag (31.7"x18.7"x14.3", 11.2 lbs, 116L) features a 40/60 trunk design for bulkier items - together they handle everything from weekend getaways to international vacations.【Ultra-Tough Polycarbonate Shell】Constructed from 100% German Covestro polycarbonate, the scratch-resistant Micro-Diamond crush-proof exterior undergoes rigorous lab testing to withstand extreme impacts, rough handling, and accidental drops during air travel while maintaining its sleek appearance.【Premium Mobility System】Featuring 4 high-rebound silent double spinner wheels, for effortless 360° maneuverability, combined with a 4-stage anti-corrosion aluminum handle (wobble <1.5cm) that adjusts smoothly to your perfect height for fatigue-free navigation through any situation.【Thoughtful Traveler-Focused Features】The built-in TSA-approved lock (default password: 0-0-0) ensures your belongings stay secure while allowing airport security to inspect your luggage without damage. Set your own password for added peace of mind. Anti-bursting zippers endure overpacking.【Comprehensive 10-Year Warranty】Enjoy peace of mind with our 10-year limited warranty and 24/7 customer support. We stand behind the quality of our luggage and are committed to ensuring your complete satisfaction throughout your travels.