1. Long outdoor three-proof down 2. Teflon three-proof fabric 3. Stand-up collar hooded design firmly locks in warmth. The knee-length length optimizes body proportions and has good warmth retention. The graphene heating lining inside makes Body heat forms internal circulation to protect outdoor activities in winter. The contrasting color splicing design incorporates current popular elements, and the waterproof, oil-proof and stain-proof functional fabric is the first choice for outdoor wear.