As a public health measure, the CDC recommends the use of cloth face coverings for your protection. These Hi-Visibility masks are ANSI compliant for background color to keep you visible and safe. 2 ply construction with a 5.5 oz. 100% polyester moisture wicking pique outer lining and a 100% cotton jersey inner lining. The one size fits all mask has upper and lower darts and stretch elastic ear loops to fit different face sizes and shapes. Side entry opening for carbon filter ( not included). Not certified for medical use.Reusable and washable. Sold in 25 piece prepacks. All sales final-no returns. Made in Egypt. **NOW Sold in Packs of 25 masks, Minimum Order quantity is 1 Pack** Prepack 1-6 @ $111.00(P); 7-23 @ $103.00(P); 24+ @ $99.00(P) Check out our product video!