Perfect for long days of bird watching or patient vigils waiting for a glimpse of an elusive specimen, this big 32 oz Birds Steel Bottle will have your drink at just the right temperature whenever you're ready for it. Particularly if you're the type to get lost in your work for hours, it's nice to know that your drink won't have gone tepid while you were having a moment of genius.

With a textured design for a unique tactile experience, this flask will keep your drink hot or cold until you're ready to enjoy it.