Nalgene "BPA FREE" 32oz Wide Mouth Tritan Water Bottle - Clear w/ Green Cap
The most popular bottle, available in a variety of colors to help brighten up anybody's gear. The large opening on these wide-mouth bottles easily accommodates ice cubes, fits most water purifiers and filters, and makes hand washing a breeze. The attached loop-top never gets lost and screws on and off easily. Printed graduations let keep track of your hydration. Dishwasher safe (Please make sure the top does not touch the heating element, or it will melt).