• Brand: AMRITEK
• Material: Polyester
• Material: Cotton
• Item Type: Replacement Filters & Valves
• Sport Type: Skiing, Running, Bicycling
• Fits: One Size
• Pattern Type: None
• Please Note:
  Usually one filter can be used for 30 days

FEATURES:
1. Prevent droplets and smog 
2. Secure fit, dust/pollution-proof, stretch fabric 
3. Breathing valves
4. With filter - 5 layers of protection 
5. Ear-loop and Velcro design
6. High elastic fabric 
7. Multipurpose - cycling, running, travel