This hydration innovation marries the chug-style cap with the simplicity, function and power of magnets for a 100% leakproof, on-the-go solution. The MagDock™ Cap is smartly designed with a magnet docking station so you never lose your cap when you’re downing your H20. And the customer-favourite narrow spout from the Chug Cap allows for faster drinking while keeping ice cubes at bay. The MagDock™ Cap is compatible with many Rambler® Bottles. Features Access your Rambler® Bottle on the go without misplacing your cap. This cap fits on all Rambler® Water Bottles. 100% leakproof. Magnetic docking station. Twist cap. Please Note: Do not use with Rambler® Jr. 12 oz. Kids Bottle or Rambler® 46 oz. Bottle. Please Note: Do not use the Rambler® Bottle MagDock™ Cap with carbonated beverages or for storage of food or perishables.