The Aladdin Flat Top Lunchbox Thermos Stopper is a vintage collectible from the 1970-Now time period. Made of durable plastic, this United States-made stopper is designed to fit the Aladdin thermos flat top lunchbox. With a nice appearance and no cracks, this authentic Aladdin product is a great addition to any collection or lunchbox enthusiast's inventory. Plus, with free shipping included, it's a convenient and valuable purchase for those looking to complete their collection.