Koko Sadie Lunch Bag, Black Insulated and reusable lunch bag; keeps food and drinks cold or hot Bag features a drawstring and fold-over snap closure Koko promotes healthier food choices by encouraging women to prepare well-balanced meals for healthy eating on-the-go Bag has an elegant, ladylike appeal, yet is modern; perfect for the woman on-the-go Easily wipes clean, inside and out; made of 100% nylon