Airline-Approved Underseat Carry-On for Effortless Travel​​: Designed to fit under most airline seats 15.7"x11.8"x7.9"(including wheels & handles), this compact, lightweight luggage (4.9 lbs) ensures easy access to essentials during flights, facilitating smooth boarding and hassle-free airport navigation. Its airline-compliant dimensions make it an ideal personal item for both women and men, eliminating overhead bin struggles. Superior Scratch-Resistance & Durable Construction: Featuring a highly scratch-resistant hard shell with a distinctive anti-scratch texture, this underseat carry on luggage is built to withstand the rigors of travel, maintaining its aesthetic appeal trip after trip. The strudy construction ensures long-lasting usage and reliable protection for your belongings. Effortless 360° Mobility & Secure TSA Lock​​: Our under seat luggage with wheels equipped with 360° silent spinner wheels, the suitcase glides smoothly across diverse surfaces. The multi-adjustable telescopic handle offers comfort, while the integrated TSA-approved lock enables secure inspections without damage, enhancing travel peace of mind. Luxurious & Organized Interior​​: Lined with OEKO-TEX-certified peach skin fabric, MGB hard shell carry on luggage’s interior includes an EVA wet/dry zone, multiple pockets, and cross-fastening straps to secure clothing and minimize wrinkles. This smart organization maximizes packing efficiency for short trips or business travel. 3-Year Warranty & Reliable Support​​: Backed by a 3-year warranty, this carry on luggage airline approved reflects a commitment to quality and customer satisfaction. The combination of durable performance and practical features makes it a trustworthy travel companion. How to Reset Luggage Combination Lock? Our TSA-approved combination locks are simple and easy to use, no key required! Only use a ballpoint pen or other pointed object to press the small button located near the dials. And with the button pressed in, set the dials to your desired code. Pro Tip: Choose a memorable but unique sequence (avoid birthdates or sequential numbers).slide the button with the key hole towards to the dials to set. The code is now ready to use. The key hole is intended only for use by TSA agents, and no keys are included or required to use our TSA combination locks. The factory default code for new luggage is 0-0-0.