SPECIFICATION OF GRG ENVIRO KN95 MASK
The masks are premium woven & knitted, comfortable to wear, easily breathable and made with high quality cotton. They are reusable with powerful anti-bacterial treatment that lasts 20 washes. The mask is designed to fit any face due to use of spandex and can be worn with confidence to reduce risk of droplet transmission, infection and pollution. 20 times Washable 3 ply Face Mask KN95
The technical specs are as under
Three Layer treated woven mask produced from 100% Cotton combed woven fabric:
1. Inner layer has been tested for antibacterial property under AATCC -100. The same has been tested under ASTM E2149-13A standards for efficacy after 20 washes.
2. Middle layer tested for Bacterial Resistance Efficiency + against Staphylococcus Aureus ATCC 6538 and with a mean particle size of challenging aerosol @3.0 +/- 0.30 microns tested @ ASTM F 2101
3. Outer layer is tested for water repellent against cough or sneeze droplets under AATCC TM22 -2017.