HT RZ Mask offers Landscape and Hardscape Professionals a clean air solution with its comfortable fit and advanced filtration. The comfortable neoprene material covers the nose and mouth of its user and provides a comfortable fit for an extended period of time. Dual-Valve Technology a one-way airflow vent expels condensation keeping the mask interior dry. Each Valve facilitates easy breathing outwards by optimizing airflow. An easy twist seal locks the inner filter in place and blocks unfiltered air. Neoprene Construction is a comfortable material perfect for the low profile design that fits under goggles and helmets. The Closed Cell Waterproofing blocks moisture and retains optimum body temp. Abrasion resistant fabric combined with the high durability extends the lifetime of the product and protects it’s user. Active Carbon Filters can remove up to 99.5% of dust and particulates from the air. Protection extends to hundreds of uses where light protection can greatly reduce potential lung damage. Replacing filters over time keeps the mask at top level performance.