Wheel, Durable, Water Resistant Oversized 70 mm dual spinner wheels with aluminum reinforcement perfect for smooth rolling travelWeatherproof exterior construction with durable 80% recycled post -consumer polycarbonate hard shellouter shell made with easy no -zipper gasketed frame for maximum water resistanceMulti -position trolley handle for easy 2 - and 4 -wheel haulingFully custom suitcase interior with removeable zippered pocket, mesh divider, and modular tie downs -