Where can we purchase the footed glass custard cups used for the Aunt Mariah's lemon spong cakes?h

We used to sell them but alas they are now on Amazon: https://www.amazon.com/Jenaer-Glass-Coddler-Medium-4-4oz/dp/B01IYMM1UC/ref=mp_s_a_1_3?adgrpid=58667758960&hvadid=557325285019&hvdev=m&hvlocphy=1014208&hvnetw=g&hvqmt=e&hvrand=6870159491612240548&hvtargid=kwd-299061046307&hydadcr=14862_13353805&keywords=jenaer+glas+egg+coddler&qid=1680020844&sr=8-3