• Type: Procedure • Style: Ear Loop • Construction: Pleated • Fluid Resistant: Yes • Sterile: No • Composition: Four-Ply, Spunbond Polypropylene Fiber, Meltblown Filtration Fiber, Hydrophobic Cellulosic Fiber • Adjustable Nosepiece: Yes • Latex: No • Size: One Size Fits Most • Disposable: Yes • Brand: BeeSure Naturals • ASTM Rating: Level 3 • Color: Cloud White • Package Qty: Box of 50 • Case Qty: 8 (sold as a box) Unique natural elements design mask made with >60% earth-friendly material. Quad Fold design offers 15% more breathing volume. Lint free and dye free inner layer. Latex free and fiberglass free. ASTM Level 3. BFE > 99% / PFE > 99% @ 0.1 Micron.