What does reflective clothing mean?

Reflective clothing is a kind of protective clothing composed of base material and reflective material. The substrate is usually made of chemical fiber fabric, which is easy to wash and dry. Reflective materials are actually a large number of glass beads (that is, fluorescent powder) used to reflect light, which are attached to a tape through special treatment and become what we often call reflective tape.

-Language boycott of reflective clothing in Ge You.

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