3D mask is the one at the top of the image.
 
Water colour Wild Flower pattern on my original 3D design high filtration face mask.
High Filtration: 
100% cotton fabric with 100% white cotton lining. Medical grade breathable waterproof permanent filter plus second waterproof filter to prevent droplets. 4 layer mask.
Medium Filtration:
100% cotton fabric with medical grade breathable waterproof permanent filter. 3 layer mask.
 
Fully washable by machine or hand, cool tumble dry or overnight. with adjustable ear loops. Can be ironed if necessary, iron over 2 layer teatowel using medium steam iron. Do not use a hot iron as this will melt the polypropylene filter.