To ensure that garments are Shatnez-free when requested, we take the following steps: We take three samples from different areas of the garment and check them. If the garment is made of wool and none of the unknown fibers are linen, we have created a halachic assumption (chazaka) that it’s Shatnez-free.

When it comes to fine tailored clothing, it is easy to run afoul of these Shatnez restrictions. The most obvious offenders are blended summer fabrics that contain both wool and linen (which means most of our favorite Loro Piana fabrics are off limits to our observant clients). Aside from the

Shatnez (or Shaatnez or Shatnes) is cloth containing a mixture of wool and linen, which is prohibited under a strict reading of Jewish law (see Leviticus 19:19 and Deuteronomy 22:11). Only sheep’s wool is considered “wool”, and therefore the prohibition does not apply to other animal fibers such as camel