NON-Returnable - COVID19 Essentials are Non Returnable.
3 Ply ultrasonic weld melt brown non-woven masks have a bacterial filter efficiency of 98 percent. These masks are close to 9.5cms in width and have three layers- first layer is of medical blue color; second layer is of medical white melt brown and the third layer is of medical white color.These 3 ply ultrasonic weld melt brown masks have Left and Right ultrasonic weld ear loop of 20 cms length. These masks are made up of spun bond. These masks offer better protection than other face mask thanks to the three layers of ply.