This Ask Not Stainless Steel Tumbler is perfect for those casual moments when you're at home, at work, or on the go. It's a great gift for wacky friends and family members, including mothers, sisters, friends, sons, and daughters. With a 16oz capacity, it can hold enough of your favorite beverage. Measuring 3.5in x 7.9in, it's a handy size to carry around. Just remember not to put it in water or the dishwasher.