Nike Just Do It Insulated Lunch Bag. Keep your lunch fresh in this bag, which has a backpack inspired design. The spacious zippered compartment has food grade PEVA insulation to help keep your food cool or warm. The handles provide convenient carry and use the zippered pocket on the front to store utensils and napkins. 10.75" (H) x 7" (L) x 4.5" (D). Main body: 100% Polyester. Lining: 100% Polyethylene Vinyl Acetate. Spot clean. Imported.