Maymom 6 Pcs Breast Milk Collection Bottle Wide Mouth with SureSeal Seal

Contents: 6 bottles for collection and storage of milk, 4.7 oz / 140 ml each. No teat Wide mouth bottles compatible with Avent manual and electric breast pumps, Spectra S1, S2 and 9 Plus; also suitable for Bellababy pumps. Hold and measurement: 100% leak-proof thanks to the included SureSeal silicone sealing disc. Measuring markings every 5 ml to know exactly how much milk is produced. Writeable surface: The SureSeal disc is writable with ballpoint pen and can be removed with soap and water. Useful to indicate date or name and avoid confusion. Teat & Ring Compatibility - Bottles compatible with Avent Natural, Avent Classic and Spectra teats and rings. You can pump directly into the bottle, without decanting and without wasting milk. Cleaning and materials: Dishwasher safe (top shelf), reusable and BPA free. Temperature range: -4 °C ~ 230 °C. Made of PP and silicone. Third party test reports available. All components can be sterilised with steam or boiling water.