Impact Reisistant Hardshell: Crafted with a durable hard sided shell for the maximum protection when in transit 360° Dual Spinner Wheels & Telescopic Handle: Glide effortlessly with quiet, smooth-rolling spinner wheels for easy mobility. The ergonomic telescopic handle features a push-button lock for adjustable height and seamless navigation through tight spaces. Charge On-the-Go: Built-in USB Port to conveniently charge anytime (Carry-on only, powerbank not included) Expandable Gusset: Allowing for additional 2 inches of packing space for travel necessities and souvenirs Space-Saving Interior: Features a zippered divider, multiple pockets, and cross-tie straps to keep your packing neat and effortless.