They made two additional gold rings and attached them to the bottom of the two shoulder pieces of the ephod, on its front, near the seam just above its woven waistband.
Jewish Publication Society of America Version (JPS1917) - Exodus 39:20 >And they made two rings of gold, and put them on the two shoulder-pieces of the ephod underneath, in the forepart thereof, close by the coupling thereof, above the skilfully woven band of the ephod.