N99 Mask£5.70 Disposable N99 FFP3 Masks. Particulate respirator FFP3 dust masks. 5 layer Anti-Infection and Dust Protection UK version of KN95 N99 Mask quantity Add to basket Related products Anti-Bacterial Adjustable Mask Pack of 5 £19.99 Add to basket Disposable Type IIR Certified 3 ply Fluid Resistant Protective Face Masks, EN14683, pack 50 – 10 Boxs – 500 Masks (£7.25 Box of 50) £72.50 Add to basket Disposable Type 1 Face Mask, 3 ply – 10 Boxs – 500 Masks (£5.50 per Box of 50) £55.00 Add to basket Disposable Type IIR Certified 3 ply Fluid Resistant Protective Face Masks, EN14683, pack 50 £7.50 Add to basket