This is a Thermos replacement straw for the 12-ounce Funtainer bottle. It is made of silicone and measures 1.4 x 2.6 x 6.4 inches. The straw is reusable and comes in a clear color. It is a perfect fit for your Thermos F401RS6 model. This item is sold in a one-pack unit count and is not discontinued by the manufacturer. The item weighs 8 ounces and is made in China. ShipN24Hours. Inventory Location 5558