A colorful sidekick for school days and everyday adventures. With insulated stainless steel construction and an easy flip-top straw, it's designed to keep up from morning drop-off to one last trip around the playground. - For ages 3+ - Double-wall insulated stainless steel construction - Keeps drinks cold for 6–12 hours - Plastic screw-on lid and carrying handle - Dishwasher safe Fit: Holds 13.5 oz/400 ml Care: Dishwasher safe. Do not microwave. Do not freeze.