Fast-lane fun awaits with our high-octane Pit Stop collection, built for speed and adventure. Featuring a retro track side palette and car-inspired fabrication, this collection is ready to race! ... Our Pit StopTrolley Backpack is the perfect choice for school and travel. It has 4 zipped compartments with stacks of space for snacks, tech, stationery and more. Plus awesome design details including motion-activated light up wheels, a super fun silicone badge and amazing graphic print. Watch the magic happen as this bag easily converts from a handy backpack to an easy to wheel trolley bag! Frame is not removable.