Materials Product Brief | July 29, 2014 Weidenhammer: Gastight composite cans with peel-off top Suitable for use with baby milk powder, coffee, and other food products that require special protection, hygienic production, and/or oxygen scavenging, the Peel-off Top composite can from Weidenhammer Packaging Group (WPG) features a special metal closure attached directly to the body of the can that is