iBaste Mini Lunch Tote Bags Small Canvas Lunch Bag for Women Words Drawstring Style Food Handbag (Beige) Can be used with or without ice Insulated to keep your food and drinks fresh Portable, lightweight with shoulder strap Keep warm time: 3 - 5 hours (with Hot or Ice bag ); Keep cold time: 8 - 10 hours ( with Blue-ice can keep cold time 12-20 hours )