The Queen Of The Green Tumbler features a generous 38 ounces of capacity, complete with a reusable plastic straw for added convenience. Enjoy all-day temperature retention with its stainless steel interior, and easily clean it in the dishwasher. The screw-on plastic top conveniently includes a straw opening, and the travel-friendly adjustable straw cover allows for smooth sipping on the go. Its elegant design also features a comfortable handle for easy handling, and it fits perfectly in most car cup holders with its 3" base diameter.