for Personal Use Supplied with Pm2.5 Filter (not Suitable for Hospital & Medical Purposes) Material: 100% Skin Friendly White Cotton Internal Layer & 100% Cotton Outer. Additional Line of Stitching Running Down the Centre for a More Traditional Shape Available in Various Stock Colours Soft Elasticated Straps Available in White or Black 1 Face Mask Packed into Individual Polybag. 1 Filter Individually Packed Separately to the Face Masks. Additional Replacement Filters Can be Inserted into the Filter Polybag at an Additional Cost. Washing Instruction Label Included on the Face Mask. Minimum Quantity: 250.