Reflective principle: direct reflective products take photos with strong light or mobile phone flash, which will reflect high brightness light and belong to passive luminescence.

Reflective yarn: Reflective cloth is cut into rolls by cutting equipment and rewinding equipment with different specifications, and the common specifications range from 0. 16mm to 3 mm.

Light resistance: generally composed of polyester/nylon fiber and reflective yarn, different products can be adapted by adjusting the specifications of reflective yarn, polyester/nylon yarn and twist.