Made with clear polyethylene laminate with 25 cm facial opening for unaltered visibility, this 3M 446 - Disposable Overhood is an excellent overhead mask to go for. The 446 over hood features elasticated around the face to ensure a good fit. This white, laminated, low-linting, disposable overhead can protect the wearer from limited non-hazardous liquid splashes and dust. The product comes with a shelf life is three years from the date of manufacture if stored correctly. Store it away from sunlight, high temperature and solvent vapours.