Introducing our 40oz Hot/Cold Tumbler with Straw, the perfect addition to your daily routine. This tumbler is perfect for both hot and cold drinks, keeping them at the ideal temperature for hours on end. Equipped with a straw, you can easily sip your favourite beverage on the go. The outer layer is made of 201 steel, making it durable and long-lasting. Simply wash it with a light hand and dry it well for easy maintenance.