American Standard Version (ASV):
They shall have linen tires upon their heads, and shall have linen breeches upon their loins; they shall not gird themselves with [anything that causeth] sweat.
King James Version (KJV):
They shall have linen bonnets upon their heads, and shall have linen breeches upon their loins; they shall not gird [themselves] with any thing that causeth sweat.