Medela breast milk bottles are made without BPA. Safe plastic designed to retain breast milk's benefits. Features: Compatible with all Medela breast pumps: Pump, store and feed with one container; Dishwasher safe: Cleaning couldn't be easier with our dishwasher safe bottles; Easy to read volume marks: Measuring the exact amount of the milk you're pumping is easy with our colorful ounce and milliliter markers; Travel cap: Keeps nipple clean; Made without BPA: Safe plastic designed to retain breast milk's benefits; Make sure breastfeeding is well established before introducing a nipple; What's Included: 5 oz. Breast Milk Bottle Single 1 - 5oz/150mL breast milk bottle; 1 - solid lid; 1 - slow-flow silicone nipple; 1 - wide base collar and travel cap;.