Durable anodized aluminum mailing and storage triangular tube have been carefully designed to protect anything that can be rolled, including charts, maps, blueprints, and posters. The tune is 37" long, moisture -proof, and comes with an adjustable shoulder strap. One end is sealed closed and the other is removable. Shipping Weight: 2.900 lbs. Shipping Dimensions: 37.5 X 4 X 4 inches Made in the USA.