• 5.5"L X 4.5"W X .13"H
• 100% Eco Friendly Cotton
• Made from Recycled Garments to reduce environmental waste
• ASTM F2100-11
• BFE (Bacterial & Filtration Efficiency Test)
• PFE (Particle Filtration Efficiency Test)
• Evaporation Residue Testing

Fair Trade and Wage as always. Each piece comes with the signature of the artisan so you know the direct impact you made.