The Corkcicle Sports Canteen features a pop-up lid with a straw that makes sipping while you're on the move, extra convenient. The Corkcicle Sports Canteen features their signature flat sides for extra grip, is triple-insulated to keep drinks at their optimum temperature for hours, and a cap with straw for easy use. Wide mouth is big enough for fitting ice cubes. Flat sides for extra grip. BPA free. Hand wash only. Insulated drink bottle with pop-up straw lid. Triple-walled insulation keeps drinks ice cold for 25 hours or warm for 12. 600ml capacity perfect for optimal hydration while you exercise. Pop-up lid is fitted with a straw for easy sipping.