Why 2 stars - pros Material is fine, that test it has passed, cons- very small size cause even though it has a buckle( that doesn't move at all easily, tired to to see how much comfortable would the fitting get if I pulled the buckle to as much looseness as I possibly could, so after doing so much much struggle it fitted on my tiny adult head, still it was very tight n the coverage on the front is right but round sides of ears and back side its definitely short in length. N the buckle sho...