protective clothing; protective suit
General term for clothing designed to protect the wearer from hazards such as chemicals, radiation, or biological agents.
作業員は防護服を着て現場に入った。
The workers entered the site wearing protective clothing.
Protective suits were distributed as a measure against infectious diseases.
防護具 refers to protective gear or equipment in general, not limited to clothing.
chemical protective clothing; hazmat suit
Compound of 防護 (protection) and 服 (clothing).