Colman Company Recently Acquired by the Aero Corporation located in the Chicago area, is the leading innovator of premium, air-filled products and camping gear. As the leader, Coleman continually strives to provide unique, quality, products and accessories that deliver superior levels of convenience, comfort, durability, and style. We produce a wide range of products designed for both indoor and outdoor use. Keeping your lunch cold with a Chillers Lunch Pack Ice Substitute can be the difference between a perfectly cooled sandwich and a disappointing food disaster. This non-toxic hard-body ice substitute just needs some time in your freezer before it’s ready to keep your lunch pack nice and chilled.