Wellpro 1169012522 Welland White Wine Rack Floating Wall Shelf with Glass Holder 22 1/16 Size: Glass Holder 22 1/16 Size: Bottle Holder 22 1/4 This set of wine rack glass holders is made of MDF with metal racks. It's easy to install in a few minutes. You can hold and display your favorite wine on them, and also could hang many glasses on the metal racks