Description Overview Bacterial filtration efficiency (BFE): 95% 5-ply, white Standard: EN 149: 2001 + A1: 2009 Packaging Carton size: 680 x 420 x 570 mm 1000 pieces per carton Production and Order Daily production capacity: 300,000 pieces Minimum order quantity: 10,000 pieces A 20 foot container holds approximately 175,000 pieces