Rocky Mountain Tumbler - As Seen On TV Insulated 30 Oz Cup The Rocky Mountain Tumbler is an innovative way of keeping your cold drinks cold and your hot drinks hot. The secret is the double-wall vacuum insulation that keeps cold drinks cold up to 24 hours and hot drinks hot up to 12 hours. This innovative technology provides a sweat-free design. It's made of kitchen grade stainless steel so there's no metallic taste. Features: Clear lid so you can view the level of your beverage Lid features a watertight seal so no more spilled drinks Holds up to 30 oz. of liquid Non slip grip BPA Free
K**.
Love the tumbler
Love the tumbler. Keeps liquid cold for so very long. I use one at work and one at home. Have to be careful with the cup in the sun the metal does get hot. I bought the carry case so now it does not get hot.
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