1. Reason: Through experiments, it is believed that there are only three main reasons for poor initial waterproof performance: First, processed cloth; scouring or dyeing cloth is n…

Inorganic anti-UV shielding agents are safe and long-lasting and mainly include zinc oxide, titanium dioxide, iron oxide, talc powder, magnesium oxide, etc. Among them, zinc oxide …

Down grows on the abdomens of geese and ducks and becomes reed-like fluff, which is called feathers in sheets. Since down is an animal protein fiber, it has higher thermal insulati…

Gentle and warm Among the four natural thermal insulation materials: cotton, wool, silk and down, down has the best thermal insulation performance. Li Shizhen, a great medical scie…

Goose down: large down feathers, small feather stalks, good quality, sufficient elasticity, and strong warmth retention; Duck down: The down and stems are inferior to goose down, b…

Experience 1: Be sure to wash by hand There is a small label with maintenance and washing instructions sewn on the inside of the down jacket. Careful people will find that 90% of d…

The commonly referred to as down inspection includes down type, down content, down content, down filling, bulkiness, oxygen consumption, cleanliness, odor, and residual fat rate. T…

The human body is a large electric field that is constantly charged through contact and friction with other substances. Electric discharges form when an element moves away from oth…

It is reported that coolcore is a cold-feeling fabric derived from patented technology in the United States. Once it was launched, it was highly praised by sportswear companies and…