This beautifully hand studded mask is perfect for going over your n95 mask . Mask is double layered and comes with 5 layer carbon filter inside. PLEASE NOTE THAT THIS MASK IN NO WAY PREVENTS COVID 19. IT IS A LAYER OF PROTECTION WHILE GOING OUTSIDE. ×××× PLEASE ALLOW BETWEEN 3-5 BUSINESS DAYS FOR ITEMS TO BE MADE AND READY TO SHIP.