The Mason Bottle Plastic Cap will fit over the metal ring on any regular-mouth mason jar. The cap prevents leakage when secured over the Mason Bottle Silicone Nipple. When you’re on the go, the cap will protect the nipple and keep it sanitary too.
This product includes: one polypropylene plastic cap.
100% Made in the USA
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The Original Mason Bottle or the Mason Bottle DIY Kit, if you're looking to add nipples or a sleeve to your order.
