https://www.instructables.com/id/DIY-Cloth-Face-Mask/
https://www.empressmills.co.uk/fabrics/all-fabrics-a-z/egyptian-cotton-fabric
Edinburgh
https://www.fourbagsfull.co.uk/shop
http://www.cushionwarehouse.co.uk/shop/cushion-filling/pure-duck-down-filling/