Mason Bottle Breast Milk Storage Jars (4oz & 8oz, 8-Pack) Reusable Glass Breastmilk Storage Jar & Baby Food Containers with Lid & Breast Milk Storage, Airtight, Stackable, Freezable (Deep Ocean)

SAFETY FIRST GLASS BREAST MILK STORAGE: Crafted from durable, lead-free glass that remains free of toxins and microplastics, these glass baby food jars and breastmilk storage bottles keep breast milk, baby formula, and purees safe, fresh, and ready for everyday use. | AIRTIGHT FRESHNESS WITH SECURE LID: Comes with a removable silicone ring around the lid, providing an airtight seal to keep breast milk storage contents fresh and help prevent leaks, spills, and freezer burn in the refrigerator or freezer. | SPACE-SAVING STACKABLE STORAGE DESIGN: No more cluttered shelves! These stackable glass milk storage jars make organizing easy and maximize storage space in your refrigerator or freezer while keeping breastmilk and baby food containers neatly stored. | MULTIPURPOSE BABY FOOD & BREASTMILK STORAGE JARS: These reusable glass jars are versatile, easily converting from breast milk storage containers to feeding bottles by adding a Mason Bottle nipple. Dishwasher safe, easy to clean, and perfect for everyday use. | PRECISE MEASUREMENT FOR FEEDING & STORAGE: Easily track intake and portion sizes with embossed 0.5oz incremental measurement markings, up to 6oz (180 mL) / 2oz (60 mL), with a full capacity of 8oz / 4oz for breast milk and baby formula storage