Wide Neck Baby Bottle,Glass Breastmilk Storage Pump Bottles,6oz,BPA Free,4 Gray Lids

Bottle material properties: 1. It is not only resistant to stains and smells, but also heat-resistant and heat-shock resistant glass. Its allowable temperature difference is 270 degrees Fahrenheit (150 degrees Celsius). The bottle mouth is compatible with the flange of Avent manual pump and Avent electric pump, and the closed collar is used with Avent natural nipple, so mothers can use the same glass bottle to suck, store and for babies. There is no BPA, BPF, BPS and phthalate. 2.Leak-proof cover with a writable and erasable surface for labeling name and date. Can be used as a storage bottle, milk collection container, or baby food container. Leak proof and easy to clean: 1. Screw cap and sealing disc are specially designed to prevent bottle leakage. Perfect for freezing, traveling, flying and camping. 2. The measurement marks of breast milk storage and feeding are clear and not easy to wash out. 3. Glass bottles are not only healthier for infants, but also easier to clean than plastic bottles, because glass bottles are unlikely to produce residual and odor scratches. ATTENTION 1. For 6 ounces of Botox, the freezing line is 5 ounces. If you want to freeze milk, please do not put more than 5 ounces of milk in the bottle. 2. For 8 ounces of Botox, the freezing line is 7 ounces. If you want to freeze milk, please do not put more than 7 ounces of milk in the bottle. 3. Don't press lid, to avoid breaking the seal, do not press the disk, and do not use Spectra bottom cap on Mayom glass bottom Leak will happen.