3M 8710E Cup-Shaped Respirator - FFP1 Provides respiratory protection against low levels of fine dusts and mists. Reliable, effective protection against fine particulates. Durable collapse resistant inner shell, excellent fit over a wide range of face sizes provided by convex shape, nose clip and twin-strap design. Improved weld pattern for stronger attachment of headstrap, Comfortable, lightweight off-the-face design. Yellow colour coded straps denoting FFP1 protection level. Standard: EN149:2001 FFP1 Approval: CE Marked Maximum use level: Assigned Protection Factor: 4 xWEL (Nominal Protection Factor 4 xWEL).