Materials:

• Glass + 100% silicone o-ring around the lid

Benefits:

• No plastic
• These jars can actually transform into baby bottles when you're ready to feed your little one
• No risk of micro-plastics, toxins or leeching: BPA, BPS, PVC, Phthalate and Lead Free 
• The stackable design of the lid allows for easy organization and maximizes storage space in your refrigerator or freezer

Mason Bottle:

⭐️ "All of our products are rigorously and routinely tested for 20+ toxins and heavy metals in a United States laboratory and they comply with all applicable rules, bans, regulations and standards enforced by the CPSC"

We make all of our silicone nipples, silicone straw tops, silicone sleeves, plastic rings and plastic caps in the USA and we make our glass jars, stainless steel jars, and single-piece storage lids in China