Keep Playtime Going With Refreshment Ready And Waiting On The Sidelines. Double-wall Vacuum Insulation Keeps Beverages Cold For Up To 24 Hours. The Slim Silhouette Makes It Easy For Little Hands To Hold And Fits In Most Cupholders. With A Colorful, Easy-to-clean Straw Cap And Cute Bottle Boot, It’s The Perfect Companion For Any Adventure.