100% leakproof for bumpy commutes and off-roading excursions. Fits in most cup holders. When you're out for hours on end, you need a vessel that can hold more than its fair share. Cue the Rambler?18 oz. Bottle - the answer to your on-the-go hot drink needs. Fill it up with piping-hot coffee when you're pulling a double or have plenty of tea for that extra-long commute. And to top it all off, this supremely insulated bottle is paired with our 100% leakproof HotShot?Cap. Designed with travellers in mind, the 360?lid is 100% leakproof and fully rotational, so caffeine-driven riders can sip from any side. Note: Do not use Rambler?Bottle HotShot Cap with carbonated beverages or for storage of food or perishables.