א֤וֹ בִֽשְׁתִי֙ א֣וֹ בְעֵ֔רֶב לַפִּשְׁתִּ֖ים וְלַצָּ֑מֶר א֣וֹ בְע֔וֹר א֖וֹ בְּכָל־מְלֶ֥אכֶת עֽוֹר׃
or in the warp, or in the woof, whether they be of linen, or of wool; or in a skin, or in any thing made of skin.
Read kabbalistic (mystical) interpretation of Leviticus 13:48: and classical mystical sources.