O2COOL Squeeze Trigger Mist 'N Sip Insulated Prism BPA Free Water Bottle 20 oz. Official licensed DC comics batman artwork 2-in-1 Mist 'n sip function, double-wall insulated keep Beverage colder longer Secure, QUARTER turn twist top cap Comfortable bottle design; large drinking spout with threads on the inside Cap flips and clicks into holder for uninterrupted hydration