After PROBEN® material sort of pure cotton fabrics, flame retardant effect is excellent, reach national standard GB 8965-98 "flame retardant protective clothing" requirement, but also to the European Union EN470, EN533, EN470-1, EN531, BS5852 standard, through the European Union, the United States, Britain flame retardant fabric first-grade product testing, it low environmental protection to human body safe, reliable, and air permeability and moisture transmission, soft wear comfortable, at present already by the various countries to accept.