When working in conditions where the level of exposure to airborne particulate is well below permissible levels, contractors have found to the RZ Mask to be a useful safety tool. Made from neoprene material and equipped with an active carbon filter, the mask filtrates 99.9% of particulates from the air while absorbing odors. The mask covers the nose and mouth. The mask can be used for a wide range of applications. The RZ Mask comes in over 20 designs and colors. www.rzmask.com.