Reusable Face Mask-10/box Highly Elastic and Comfortable Fabric Non-Medical Improves Ventilation Minimizes condensation and accumulation of sweat Comfortable and breathable, resistant to dirt Low breathing resistance-air breathing valve Universal Size: Suitable for most people-For cycling, running, hiking, skiing, and other outdoor activities Shipping Weight: 5 oz Upsell for: Forehead Thermometer, Pulse Oximeter