Double Walled Vacuum Insulated With doublewalled vacuum insulation these kids cups can preserve beverage temperature up to 10 hours for cold and 8 hours for hot New spout design is secure and easy to use making it even more kid friendly Durable Stainless Steel Water Bottles stays dry with sweatproof vacuum insulation 100 BPAfree and phthalatefree made from nontoxic material so you and your kids can enjoy drinking water without any plastic smell or taste Popup straw features a 100 spillproof valve that prevents spills even when spout is open Kids for ages 3 and up enjoy an easy onehanded drinking water experience at the push of a button Easy to Clean Cap and vessel dishwasher safe Hand wash body recommended Ideal Gift for Kids The cute and practical design of our toddler water bottle makes it an ideal gift for kids birthdays childrens day Christmas New Year back to school and more