Our shipping department is temporarily closed. You are more than welcome to complete your order and it will be shipped as soon as we reopen on Monday, November 25th, 2024. This listing is for a vintage paper advertisement. This is a 1968 ad for a General Electric Permeable Membrane! The size of the ad is approximately 8.5x11inches. The caption for this ad is '4 years ago, GE demonstrated the most permeable membrane known' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!