BT-FLY 2101 FFP2 NR EN-149:2001 +A1:2009 FFP2 PFE 95% Product Description: Particle Filtering Half Mask. Product Specifications: Foldable, Without Valve Certifications: CE (NB 1463) *This product is designed to protect against solid and non-volatile liquid particles. *BT-FLY Masks are produced without using allergenic materials. Box content: 25pcs. Masks Carton content: 20 Boxes (500 pcs.) Shelf Life : 5 years Storage Conditions : Humidity Level < 60% Heat Level :(-20C) - (40C) Weight : 1 pcs. 6 gram Folded Mask Dimensions: 210x10 mm Elastic Band Dimensions: 10cm