With HOST®'s variable aeration, perfectly aerate anything from your lightest Pinot Noir to your most robust Bordeaux, all with the tilt of your bottle. HOST®'s instant aerator enhances any wine by softening tannins and releasing flavor. Aerate to soften tannins and release flavor The more you "tilt" the more you aerate Accomodates Mild, Moderate, and Heavey Aeration Built-in stopper for preservation Made from BPA-free plastic. Weight: 3. Dimension: 10" x 2.5" x 2.5".