With a zippered expansion system that allows you to adjust the depth of the case for compliance with the requirements of your airline carrier, this is the only carry-on you'll need. Comfort grip, one-touch, dual-trolley aluminum handle system locks into three different positions - 41 inch (104 cm), 39 inch (99 cm) and 37 inch (94 cm) - to accommodate travelers of various heights and adjusts when transitioning from pushing the bag on four wheels to pulling it on two wheels. Dual-caster wheels feature soft tread offering ideal traction for a smooth roll across any surface while also providing 360 Degree maneuverability and zero weight-in-hand. Break-resistant 100% pure Bayer polycarbonate with stylish, scratch-resistant matte finish delivers superior strength for the highest level of performance. Corner guards provide added protection to areas of the case most prone to impact and abrasion. Features a 3 cm (1.2 inch ) zippered expansion system that allows you to adjust the case for compliance with the carry-on regulations of most airline carriers. Front zippered door with stabilizing straps allows for easy top-load packing. Removable, zippered mesh divider wall stretches for easy packing. Comes with an interchangeable electronics panel that holds up to a 15.6 inch laptop and a tablet and can be inserted in place of the zippered mesh divider. Front organizational panel stores travel essentials . Y-shaped compression straps cover a greater surface area to keep folded items secure. Top haul handle for easy carrying.