Exodus 28:6

⁶ And they shall make the ephod of gold, of blue, and purple, scarlet, and fine twined linen, the work of the skilful workman.

Webs and garments, iniquity, and violence

In Isaiah 59:6, 'webs' and 'garments' signify aspects of the understanding, or thought, 'Iniquity' and 'violence,' aspects of the will, or works.