KF94 Adjustable Kids Mask. Made in Korea. Brand new in sealed individual packaged. 94% protective 4-layers premium filtration. 100% Made in Korea Filters. Kids size for age 5 to 12. Adjustable strap by easy pulling in & outwards. Aluminum nose support wire bridge. Anti-slip. Anti-fog on eyeglasses. Anti-skin irritation test completed. Ergonomic 3D Design: easy to breathe and speak; no lip touch.