Rolling Clear Backpack Heavy Duty Bookbag Quality See Through Workbag Travel Daypack Transparent School Book Bags with Wheels Black Rolling Clear Backpack in Super Heavy Duty 0.5mm Industrial Quality Clear PVC, at least 50% thicker than most other clear backpacks. "Praise Starts" and "All-Fine" are the only registered authentic seller of this K-Cliffs Heavy Duty Clear Rolling Backpack, all other sellers are NOT authorized. If you buy from other than "All Fine" and "Praise Starts", BUY AT YOUR OWN RISK, whatever you going to receive or whether you will receive your product is not guaranteed. Clear Backpack with Wheels with 38" Long 3-Section Quality handle. Place to store shoulder straps while rolling. Heavy Duty Rolling Clear Backpack with mesh organizer in front pocket & mesh pockets on both sides See Through Backpack on Wheels with Heavily Reinforced shoulder straps for extra durability. Super Spacious and plenty of room for books and other stuffs See Through Rolling Backpack. *When utilizing the rolling feature, Tuck Shoulder straps into back padded panel to avoid damage to straps.