This dye free face mask has exceptional performance for individuals with hypersensitivity. Four tie mask is cool and made of nonwoven, pleated, glass free nonlinting materials. The nose piece is enclosed to ensure safety. All the dyes have been removed from the low lint materials used in the mask. This four tie mask is white and Dye Free.WHITEFOUR TIEDYE FREE50 Pieces per bag, 6 Bags per Case (300 Pieces per Case)