The air vents keeps our garlic jar ventilated, which keep the garlic cool and dry. While the lid protects the garlic from light for a longer shelf life and prevents sprouting. Decorated in a very light blue with hints of purple on a burgundy base glaze and a shiny finish. Measures approximately 4 1/2″ x 4 1/4″. Glaze design may vary slightly from the one pictured.