Features:

①Adjustable Head Strap Combination
Made of silicone material, self-tightening head strap buckle, four-point adjustable, easy to wear

②Wide vision window with an arc-shaped design, providing a wide field of view and reducing dizziness
High-performance polycarbonate material, provides protection against low-speed impacts, dual anti-fog coating inside and outside

③Liquid silicone sealing ring, comfortable and hypoallergenic, suitable for long wear in hot and humid environments, resistant to aging, long service life, available in Medium (M) and Large (L) sizes

④Unique exhalation valve protection cover design, directs exhaled heat downward, reducing discomfort, with the valve membrane resistant to contamination, easy to clean, breathable yet sealed

⑤Rich Accessories
Optional built-in eyeglass frame, customizable with prescription lenses, solving the issue of wearing glasses and a full-face mask simultaneously

Dimensions/Specifications:
1 piece/box, 4 pieces/carton

Mask Sizes:
Medium (M), Large (L)

Standards/Certifications:
GB 2890-2022, GB 2626-2019, EN 136:1998