-. Binding : Misc. -. Brand : Vogmask -. Feature : World's premier dust, pollen, germ and air pollution filtering mask features superior award winning filter material / Meets NIOSH N99 and N95 standards for filtering efficiency and Fit Testing Factor of 139 / Reusable mask more eco-friendly than disposable and stores easily in pocket without damage / Exhale valve facilitates easy breathing and cooler temperature while wearing mask. Perfect for biking and sports. / Carbon layer helps filter gaseous particles, exhaust, smells, and chemical components of air pollution. -. Label : Vogmask -. Manufacturer : Vogmask -. ProductGroup : Home Improvement -. ProductTypeName : TOOLS -. Publisher : Vogmask -. Studio : Vogmask -. Title : Vogmask Hummingbird CV N99 Carbon Filter Exhale Valve Filtering Mask / MEDIUM (8-13+)