K&N Polyester Single Layer Reusable Face Mask is made from high quality polyester material for durability and long term use. Breathable and comfortable-procool moisture wicking breathable fabric provides a cool lightweight feel. Silver ion technology- infused with silvadur silver ions for enhanced protection and odor reduction. Easy transition-action strap quick-change neck hanger allows for quick and easy on/off transition. Custom comfort-easy to use ear adjusters allow for customizable and comfortable fitment. Easy to clean-simple cleaning allows for long-life use. Contents-2 face coverings.