CHEAP, COMFY — BUT NOT PERFECT

Aldi disposable face covering, £5.79 for ten, aldi.co.uk

THESE three-ply masks have a comfortable ear loop and easily cover both mouth and nose when you are on the go. NUMBER OF COLONIES: 10 PERCENTAGE BLOCKED: 85 VERDICT: These are singleuse masks which should be thrown away after one wear or if they get wet, as this can make them less effective. They are quite comfortable, but let through 15 per cent of bugs in our test. ...and dish using mask