This fun beverage tumbler is engineered to keep drinks cold for up to 9 hours and hot for up to 3 hours!  Perfect for a day at the beach or a day on the boat perch fishing.  It holds up to 12 oz. and makes a great addition to any lake outing!

FEATURES:  Double-wall vacuum insulation, sweat free, BPA free, FDA approved and highly resistant to rust, odors and bacteria.