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Timbuk2 offers a convenient and stylish way to keep your drinks cool without lugging around a bulky hard case ice chest. The fully insulated Dolores Chiller ($110) features a large, waterproof interior capable of holding up to 18 to 24 canned beverages and ice. This high performance messenger cooler bag is made with durable ballistic nylon exterior, zip-top closure, an adjustable shoulder strap and comes with a built-in bottle opener.