If you've shopped for wool, you've likely seen "non-mulesed" on a label and wondered what it means. Mulesing is a practice that comes up often in conversations about wool and sheep welfare, and it's one where makers deserve clear facts rather than a sales pitch in either direction. Here's what mulesing is, why it exists, the welfare debate on both sides and what non-mulesed wool actually means when you're choosing yarn.