[All-round protection] Added a removable transparent windproof mask and length, so that it can do all-round warmth and windproof measures from the neck to the face. [Breathability] There is a small air inlet and outlet under the hood, so you dont have to worry about the fog affecting your vision. [Details and Materials] High quality cashmere is used to upgrade its warmth, and the expansion buckle is added so that it can change the comfort level according to different sizes of faces. Specifications