Exodus 28:39

28:39 You are to weave the tunic of fine linen and make the turban of fine linen, and make the sash the work of an embroiderer.

Exodus 29:5

29:5 and take the garments and clothe Aaron with the tunic, the robe of the ephod, the ephod, and the breastpiece; you are to fasten the ephod on him by using the skillfully woven waistband.