Stay hydrated with the vibrant Stanley IceFlow™ Flip Straw 2.0 Tumbler 0.89L. Designed for convenience, it features an integrated flip straw for effortless sipping during commutes or workouts. The double-wall vacuum insulation maintains cold drinks for 12 hours and iced beverages for 48 hours. Its practical design fits standard cup holders in cars, bikes, and exercise equipment, while the folding handle ensures easy portability. Maintenance is simple—the entire stainless steel tumbler is dishwasher safe for hassle-free cleaning.