Could the guy at the darts really not have just bought himself a Diane Abbott face mask?
https://www.funkybunky.co.uk/Item/Diane-Abbott-Mask?gclid=EAIaIQobChMI3_uqpdST2AIVqp3tCh0pMQYwEAYYASABEgKfp_D_BwE
Imagine being someone whose first instinct isn't to just find a mask but to black up.