TUSA M-212 Ceos is a low-profile low volume two window mask that features the newly developed and revolutionary Freedom Technology delivering superior fit, comfort and performance. The Ceos is one of the first next generation TUSA masks offering this innovative new technology combined with superior design, build quality, materials and frame construction. Low profile, low-volume 2-window teardrop design. Equipped with Freedom Technology. Skirt mounted Quick-Adjust Buckle System. Round-edge skirt for maximum fit and comfort. 3-D strap for ideal anatomical fit. Accepts MC7500 Corrective Lenses and ML7500S AR/UV lenses.