Cotton-like matte base fabric, anti-pilling double-layer inner fabric, arc-shaped YKK custom resin zipper. The new national standard 90 white duck down is filled with 293-358 grams of down, which is fluffy while being warmer and more comfortable. The arc-shaped arrangement of magnetic clasps combined with zipper opening and closing makes it more windproof and convenient to open and close. Short and wide style, curved knife sleeve shape, adjustable hem with pig nose buckle