LEGO YELLOW LEGO Construction City Nights Vertical Lunch Bag is designed to keep food cold & attaches to coordinating backpackMaterial: 600D X 600D Polyester with 2X PU Backing Accessories,Lunch & Cooler Bags,Lunch Bags,Lunch Coolers & Bags,Lunch Coolers,Kids' Backpacks,Construction,Kids' Lunch Bags,Lunch Bags & Coolers,Lego,Soft Sided