Vintage milk bottle cap, WILLOW GROVE DAIRY FARM Milk (not marked but I believe this is from Freehold New Jersey), picturing a baby inside a bottle, unused new old stock. See pictures for condition. Size is appx. 1 5/8" in diameter. NOTE: All of the milk bottle caps I have listed are guaranteed to be 100% authentic originals. They are all clean and ready for display. Thank you for your purchase, I appreciate it.