Vintage milk bottle cap, DARIGOLD Commercial Cream K.C.D.A (King County Dairy Association) (not marked but this is from Washington state likely Seattle as that is the seat of King County), unused new old stock. See pictures for condition. Size is appx. 1 5/16" 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.