A comfortable mask with 3D cut, adjustable ear loop , headband and nose clip ;
Outer layer : High density polyester fabric with water , oil and soil repellent feathers from German RUCO-GUARD C6 technology
Middle layer : Build-In nano film provides real protection with ≥95% filtration efficiency
Inside layer : 100% cotton antibacterial lining from Dupont Silvadur technology
Washing instruction: https://3smask.com/g_q/ In how to “How to take care of the 3S Mask” section.
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