Whether you'll be spending your day hunting for exotic butterflies or cataloging endless specimens of dung beetles, this Insect Vacuum Flask has got you covered. Fill it with a fancy chai, your favorite cold brew, (or hey, something stronger, we're not judging) and your drink will be waiting for you at just the right temperature whenever you're ready. 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. BPA-free. Stainless steel, silicone ring. Hand wash only. 18 oz.