• Multifunction Mask - The dust face mask filters out most of exhaust, dust, particles, pollen, smoke and fumes. It is suitable for people with pollen allergy, running, cycling, hiking and other outdoor activities.
• High-Elastic and Comfortable Fabric - Light and warm in winter and cool in summer. Improve ventilation. Soft and flexible breathable, ideal for sensitive skin allergy.
• Easy Breathing - The dust-mask has excellent permeability, exhales, the valve opens without resistance, double breathing valve, the air resistance is smaller, soft breathing.
• Reusable - Unlike those disposable masks that can only be used one time, you can wash and clean the reusable mask once it accumulates dirt.

Shipping Note: Shipping to Alaska, Hawaii, P.O. Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty