The multicolor business-travel down jacket, designed and developed by Fujian Septwolves Industry Co., Ltd., is filled with 90.4% white goose down, with a cleanliness rating of 1000 mm. The outer layer uses a triple-protection fabric with a windproof index of less than 1 mm/s, while the lining is made of 5A-grade antibacterial graphene nano heating material, delivering a far-infrared radiation temperature rise of 2.3℃. It has been officially reviewed and certified by the World Record Certification (WRCA) as the “World’s Outstanding Ultra Warm Technical Down Jacket”.