The Australian Tucker cooler bags unique design is insulated with wool and finished in oilskin. The tucker bag has long adjustable shoulder straps for easy transport. It's smaller than the market bag but is ideal to use as an esky for work, or school lunches and picnics. With a couple of ice packs or frozen water bottles it will keep your drinks and food icy cold for up to 12 hours. They work better than an esky. Having a 14 litre capacity it comfortably holds 3 large bottles or a six pack with plenty of room for your ice packs and snacks.