Official McLaren X Gulf U-Mask, the biotech face mask compliant to EN 14683 standards as required by FIA. Up to 200 hours of effective useExact mask specification as worn by the teamMcLaren panel line print on the sideMcLaren Formula One logoBiotechnology fabric200 hours of effective use – Refills required for continued use*Auto sanitizing and anti-proliferative filter layer100% non-toxic materials including recycled nylon thread from ocean plasticMaterial: 11% Elasthan, 25% Polyurethane, 25% Viscose, 30% PolyesterEach reusable mask contains a replaceable internal self-sanitizing, anti-proliferative layer to prevent the growth and spread of viruses and bacteria on the mask surface.* An external Econyl Lycra cover provides optimum comfort and effectiveness.*Effective protection requires regular replacement of the filtration layer, available directly fromU-Mask’s website. Each refill is effective for 200 hours use. Please see U-Mask’s website for specific mask protection information.Care instructions: the outer part of U-Mask (the coloured cover) can be safely washed underwater or in the washing machine at low temperatures. Hang dry only, do not tumble dry. The inner part of U-Mask can be cleaned with a warm damp cloth or a wipe. Do not wash with chemicals nor submerge underwater.