The Rambler® 18 oz. Bottle is a necessary addition to your day hikes, kayak trips, and daily commutes. This tough bottle is double-wall vacuum insulated to keep your water cold (or coffee hot) until the last sip and comes with a Chug Cap. Separate your Rambler from the herd – Rambler Bottles are available in stainless and DuraCoat™ Colors that won’t fade, peel, or crack.