With our Mason Bottle Silicone Nipples, you can turn any mason jar into a baby bottle. Mason Bottle nipples will fit any regular-mouth jar: just insert them into the mason jar’s metal ring, and screw it on to create a bottle for your baby.
This product includes: two medical-grade silicone nipples.
Nipple Sizing Information
You can choose from four flow sizes depending on your baby’s age and desired feeding routine: