3M 9152E FFP2 Unventilated Dust and Mist Mask. Features: The 3M™ VFlex™ Particulate Dust Mask 9152E provides economical FFP2 protection. It allows easier breathing with a special 3M filter material. It has a flexible, V-shaped design and folds flat for easy storage. It includes a built-in adjustable metal nose clip for a secure seal and side tabs for easier positioning on the face.