A smart bag inside and out! This collection has Delsey's patented overweight indicator built into the side carry handle to let you know if your luggage weighs more than 50 lbs. It also features dual-density spinner wheels for superior mobility, Delsey's patented zip SECURITECH, and a built-in TSA-accepted lock for optimal security. The carry-on is equipped with a USB port and a power bank sleeve to power up devices on the go (power bank not included). Plus the interior lining is removable and washable so you can keep the inside of your bag fresh for your next getaway.Features - Constructed of 100% polycarbonate, a lightweight and impact-resistant material for long-lasting use Delsey's patented, dual-layer zip SECURITECH is 3 times more resistant than a standard zipper BONUS feature - Delsey's patented Overweight Indicator is built in the front carry handle and lets you know if your luggage weighs more than 50 lbs. Dual-density spinner wheels provide maximum durability while making your ride comfortable and quiet A TSA-accepted combination lock keeps your belongings safe while allowing the Transport Safety Authority TSA to open your luggage using a special key, without damaging it Fresh interior for every trip! Removable and washable lining - Unzip, machine-wash and zip back up! Expandable roomy interior offers two packing compartments with elastic straps and a mesh divider 5-Year Limited Worldwide Warranty