Ghent s natural cork bulletin boards are the choice for their ability to withstand repeated tacking. Pins, staples or tacks can be easily inserted and hold firm. These traditional corkboards feature satin anodized aluminum frame and a self healing natural cork surface laminated to a sealed-back fiberboard. The cork surface withstands repeated tacking under even the heaviest of use. Backed by Ghent s 10-year guarantee.GHE13231. 13231. Ghent Ghent Natural Cork Bulletin Board Aluminum Frame.