Airwave? is the next wave in respirator protection-a revolutionary step forward from todays disposable respirators; Its patent pending wave technology allows easier breathing for cool comfort, providing the protection you need all day long Exclusive easy breathing wave design, less resistance, better breathability, cool inside without a valve, Flexfit? comfort waves flex with you, ideal where valved respirators are preferred, less cost than valved respirators, Dura-Mesh shell adds lasting durability, longer wear means less cost, Size M/L 10 per box, 8 boxes per case Filtration Grade N95Size Group Medium/LargeColor WhiteUsage Use against particulate aerosols free of oilHeight 8 in, 8 in Max Length 6 in, 6 in Max Width 5 in, 5 in Max Quantity 10 per boxWt. 9.40 oz