Made of durable HDPE plastic, the Nalgene 32 Oz. HDPE Wide Mouth Bottle comes includes an attached loop top cap. Perfect for storing water and BPA free. . BPA free. Large opening easily accommodates ice cubes, fits most water filters and purifiers, and makes hand washing a breeze. Attached loop top never gets lost and screws on and off easily. Sturdy, reliable, economical round for easy storage. Liquid measurements in ounces and milliliters lets you keep track of your hydration. Dishwasher safe top rack only remove cap. Withstands temperatures from 100AdegC 148AdegF to 120AdegC 248AdegF. Measures: 7.75 x 3.5 in. weighs 4 oz.. Made in the U.S.A.. See Splash Guards that make sipping easier and spill free enter Splash Guard in Search.