Determined bottle is as serious about optimal daily hydration as you are, with easy-to-track oz/ml hashes, an easy-sip silicone flip spout with ABS straw, and a locking switch for leak-proof performance. Clear Tritan™ copolymer won't break or retain odor. Hand wash only; do not microwave. 10.38" x 3"; holds 27 oz. Screened logo.