Match But Don’t Mix
The Gemara (Yevamos 4a) discusses the Biblical prohibition against wearing a garment that contains a mixture of wool and linen. The Torah states, “Do not wear sha‘atnez” (Devarim 22:11).
Shatnez
Hidden shatnez in ties, children's clothing, uniforms and costumes, and which fibers count as wool or linen.
The Gemara (Yevamos 4a) discusses the Biblical prohibition against wearing a garment that contains a mixture of wool and linen. The Torah states, “Do not wear sha‘atnez” (Devarim 22:11).