Features:

• The most versatile mask available, providing excellent filtration against most types of pollution a cyclist is likely to encounter
• Uses a Dynamic Activated Charcoal Cloth filter to filter the worst of urban pollution
• Also uses a HepA-type filter to screen out sub-micron pollutants such as pollens and respirable dusts
• Includes two Techno valves to allow easier exhalation, which is particularly important as they release heat, water vapour and Carbon Dioxide
• Comes in two sizes, with a contoured shape for a good seal and comfortable fit and Velcro pads for easy application
• Made from hypo-allergenic Neoprene giving a comfortable and secure fit
• The filter is replaceable, and is designed to be effective for at least 1 month in normal daily use