Our new breathable, washable, reusable shaped face masks and face coverings manufactured from 3 layers of fabric in line with World Health Organisation (WHO) recommendations Layer 1) a breathable hydrophilic cotton lining which is closest to the skin and will readily absorb droplets Layer 2) an outer layer of hydrophobic polyester which is exposed to the environment which does not readily absorb liquid Layer 3) an inner filter layer of polyurethane sandwiched between the cotton inner layer and the polyester outer layer Not recommended for children age 3 years and under