Upgrade your personal protective equipment with this set of three 3M Half Facepiece Respirators from the 6000 Series. These reusable respirators are perfect for filtering out harmful particles and are made with durable plastic material. The mask replacement cartridges come with a filter class of P100 to ensure maximum protection. This brand new set is perfect for those in need of reliable and effective respiratory protection. The respirators are sized at L and have a model number of MMM6391 6391. The item dimensions are 4.99 inches in length, 4.99 inches in height, and 6.99 inches in width.