Waterproof Design Made of 30D interlock plus film and Polar Fleece. The hood rank won’t be soaked in the rain-snow weather reflective & Windproof Reflective design helps to warn the cars on the road. Be prepared to protect you from snow and sleet to wind, dust, cold and ultraviolet rays Easy to Take Off We are the first one to design a zipper on the side. Different from other balaclavas' zipper on the middle. it is convenient for you to take off. ?Adopt Waterproof Design?:The men’s winter balaclava is made of 30D interlock plus film and Polar Fleece. It is a thinner stretch moisture-wicking material, you will feel comfortable even you wore the balaclava all day. Meanwhile, the material is truly water-resistant, which means the hood wank won’t be soaked in the rain-snow weather. Enjoy your skiing time on the slope. ?Easy to Take Off?:we are the first one to design a zipper on the side. Different from other balaclavas' zipper on the middle. it is convenient for you to take off. what's more, it won't hit your nose accidentally. ?GLASSES HOLE? original design, upgrade type balaclava with glasses holes, provide convenience for wearing cycling glasses. ?Filter Pocket? This balaclava face mask men It has a double-layer structure design at the mouth and nose, with a built-in filter bag in the mesh inner layer, and we also attached 2 pieces of pm2.5 filter. minimal probability some balaclava has no filter. ?WARM & WINDPROOF? Stretchable ROCKBROS Balaclava with material thermal inner, fitting is snug and not tight. Be prepared to protect you from snow and sleet to wind, dust, cold and ultraviolet rays.ROCKBROS offers a 100% customer satisfaction guarantee, if you have any questions during use, please feel free to contact us, we will try our best to help you solve the problem.