Medela Breast Milk Bottles, 150ml, Set of 3. Freeze or Refrigerate Immediately. Pump, Store, and Feed In One Bottle. Microwave-Safe. Gentle Support

[Freeze or refrigerate as is] After pumping, you can close the lid and freeze or refrigerate your breast milk. [One container needed] Compatible with all Medela breast pumps. Simply attach the Calm and you're ready to breastfeed! You can express, store, freeze, and feed breast milk. [Easy to clean] The breast milk bottle can be washed in the dishwasher or sterilized in the microwave. Made from BPA-free materials. [Safe for both baby and mother] Made from BPA-free materials, it's safe, durable, and won't break or shatter even if dropped. [Easy-to-read scale] The colorful millimeter scale makes it easy to measure the amount of breast milk you've expressed.