Resilient silicone faceseal provides comfort, durability, and stability with a soft but firm seal. Proprietary Cool Flow valve helps reduce heat and moisture. Exhalation valve cover helps direct exhaled breath and moisture downward to reduce fogging of eyewear and grinding and welding shields. Low profile half facepiece design offers a wider field of view and better compatibility with welding and grinding shields. Adjustable head harness assembly offers improved fit and comfort.