Clenbuterol is not a steroid. Clenbuterol is in the same drug family as epinephrine and amphetamine. Amphetamines provide a blast of confidence and focus but can be addictive. Epinephrine is the scientific word for adrenaline, naturally produced by our adrenal glands.
This distinction as a non-steroid makes Clenbuterol more attractive for females. We can all picture hulking, massive female bodybuilders with a deep voice more closely resembling men. As a non-steroid, this masculine presentation is avoiding.
Steroids also cause hair loss as a side effect. Clenbuterol does not cause hair loss.