This Green Wild Birds reusable face cover is made from soft breathable cotton with adjustable elastic soft fabric ear loops designed for comfort. There is a fitted filter option in the mask and filters can be purchased separately. The face cover prevents face touching to avoid the risk of self-infection via the hands while also preventing the distribution of droplets into the environment. Width 21cm at the base and 26 cm at the centre approx. Height 7cm at sides and 13 cm at the centre approx.