Summer epics or wintery days in the saddle, the Chromatek Insulated Bottle has you covered. This premium 680ml water bottle features an insulated Chromatek™ liner that helps maintain the temperature of the liquid inside, keeping cool liquids cool and warm liquids warm. The heart valve spout is designed to be leak proof and provides a high flow rate drinking experience, even with an insulated outer. Made from BPA free materials with purist technology it shields from bad smells, tastes and mould, plus its dishwasher safe.