IKEA - KORKEN Bottle with stopper, clear glass (X2) Diameter: 4 " Height: 11 " Volume: 34 oz Tight-fitting stopper prevents leakage. Glass, Silicone rubber, Stainless steel, Polyethylene If you want to sterilize the bottle with hot water, preheat the bottle first with warm tap water. This prevents the glass from cracking. Dishwasher-safe.