• Outer material: woven cotton (gray stars & moss green), micro twill (midnight blue with fabric accent)
• Inner material: dense white tightly woven poly-cotton fabric
• Lining material: water-repellent micro twill
• Garterized ear loops(6cm) or free-tie straps (36cm top strap, 45cm bottom strap)
  
• Mask width: 23cm
• Has a pocket for additional filters
• Has an adjustable nose wire 
• Pre-washed and coated with Bio-armor

Information on the Bio-Armor technology:

• Proprietary polymer coating technology that forms an invisible bed of spikes that ruptures bacteria, viruses,  fungus, mold and yeast upon contact
• US FDA & EPA approved solution
• Continuous 24x7 protection
• Good for up to 50 washes (washing is recommended every 2 to 4 uses)
• Soaked and dried with the solution for 8 hours
• Non-toxic, baby-safe, pet-safe and environment-friendly