• Reusable half mask made of soft silicone for greater comfort and durability. • 3M Cool Flow valve that helps reduce heat and moisture buildup inside. • Adjustable head harness with straps that offer a personalized and secure fit. • Drop-down function that allows removing the mask without removing other protective elements such as the helmet. • Design compatible with a wide range of 3M bayonet-style filters (2000, 5000, 6000 and 7000 series). • Suitable for use with 3M TR-300, TR-600 and S-200+ powered and air-supplied systems. • Product designed specifically for industrial and professional use in the workplace environment.