Thermos 12 oz Funtainer 12 Ounce Bottle, Cars, 12-Ounce
- ...mended to pre-chill the bottle just prior to use. This can be accomplished by filling the bottle with cold tap water, attaching the lid and letting it rest for a few minutes. Before you are ready to use, simply empty the water and fill with your favorite beverage. Attaching the lid will further increase the thermal efficiency. The FUNtainer Straw Bottle is made of BPA-free materials and is backed by a five-year limited warranty..