It's 300 masks in 6 boxes. These masks have a three-dimensional structure for a good fit and comfortable wear. - Product Name: Rib Fuwa Mouth Three-Dimensional Mask - Color: Light Beige - Quantity: 50 masks per box - Standard: Japanese Standard JIS T 9001 - How to Use: 3-step fitting - Materials: PFE, BFE, VFE protection - Size: 210mm x 80mm Thank you for looking. This is a decluttering sale due to a move.