Long-lasting waterproofing 1. Sleeves, with integrated side weaving technology, textured structure, and slight elasticity, allowing for more free movement and stretch. The front and back are spliced with light down, and the front piece is tilted forward and in the middle, making it close to the body and slimming, keeping warm and not bulky. 2. Thumb cover, keeps warm and windproof, and protects the palm from friction. 3. Smooth zippers and letter web pull tabs make it easy to put on and take off, adding a sense of detail. 4. Hidden zipper pocket on the side, convenient for carrying personal belongings.