Matzah and Mahjong masks
They seem to have sold out of the six point star masks. currently, Sept 10, 2021, they have matzoh, or mahjong masks. About seven pounds something per mask plus postage. From the UK Useful Websites https://www.etsy.com/uk/listing/798095551/shabbat-face-mask-judaica-mask-jewish? Etsy is a website with lots of funky stuff. Several others supply Mahjong masks. https://www.etsy.com/uk/listing/831917245/mahjong-face-mask-mahjong-fabric-mah? https://www.wish.com/search/mahjong%20tee%20shirt/product/ You can also buy a mahjong tee-shirt.