Abstract: In order to better understand and implement the standard, i.e., FZ/T 74007 — 2019 UV-protective Light Weight Outdoor Clothing, the paper starts with its definition, and then, expounds the technical requirements for its endurance, colorfastness, UV protection, moisture permeability, and other indicators. Through data testing and analysis of representative samples, the reason and purpose of setting the requirements for UV protection and moisture permeability are elaborated. Through the interpretation and analysis of the FZ/T 74007 — 2019 standard, the paper guides the product development and production of manufacturing enterprises, and consumers’ purchasing choices.

Key words: outdoor; light weight clothing; standard; moisture permeability; UV protection