The airhole b1 unisex balaclava has been designed for full face coverage and it has a hinged face so you can have the perfect fit the hinged face allows you to adjust the position of the airhole for optimal breathing the balaclava has an antibacterial finish to keep it fresh and hygienic and it39s available with polar or drytec fabric the polar model of this airhole balaclava has a cosy fleece inner for exceptional insulation on the coldest days whereas the drytec model has be