Elastic Strap One Size Fits Most. NIOSH approved for at least 95 percent filtration efficiency against certain non-oil based particles. Curved low profile design for eyewear. Innovative chin tab for positioning, donning & adjustment. Soft inner materials & Adjustable nose clip provides a custom secure seal.   #9205 -20/Bx 12Bx/Cs   #9205 BULK-440/Cs  Latex Free UNSPSC#46182002 Subject to Availability