The UltraSeal Half-Mask offers a comfortable, adjustable fit, is reusable and ideal for a wide variety of industrial environments. The patented design includes a strategically placed bayonet connection that is positioned off-center to facilitate easy installation and ensure safe, efficient working conditions. Specifically designed for comfort and practicality this mask is constructed of soft, lightweight materials, and features adjustable head straps to accommodate all head sizes. This respirator is a cost-effective and sustainable solution for the respiratory protection needs of any size business. Comfortable & Sealed - The sealing edge is made of high-quality food-grade silicone. The curvature of the edge combines both Work Safety and Ergonomics to bring you the top-notch fitting, impressive air tightness and comfortable wearing experience.