Product Features UPGRADE MATERIAL- The material of this transparent bag is customized by environmentally-friendly and cold resistant, It is safe for your health and you don't worry it will crack in cold winter. REINFORCED BASE- Reinforced the material under bottom, improve the bottom corner of the book bag ripped apart problem. SCHOOL APPROVED CLEAR BACKPACK-Made of heavy duty 0.3 mm Clear PVCTransparent Backpack with Completely see through all around, including back. GET THROUGH SECURITY HASSLE- FREE-Take this amazing, see-through backpack to all your football matches, sports games, concerts, parties and festivals with peace of mind. LARGE CAPACITY-With a large main compartment, as well as a spacious front zipper pocket for easy acce to your most frequently used acceories and two mesh side pockets perfect.