Premium Quality Supply - High Quality Nonwoven Multi-layer Design Spunbond + Meltblown + Spunbond Unique material for maximum fluid resistance/protection against body fluids. Ultra-Sonic Weld ensures strongest constructed mask, eliminates holes and defects. Uniquely designed: Comfortable elastic earloop,extra-soft ear loops eliminate pressure to the ears. Inner layer is made of soft facial tissue, no dye, gentle to the skin. Versatile: Keep your mouth covered and protected from pollution, fluids and dust. Hypoallergenic design. Breathability: Mask is made of non-woven fabric for improved breathability. Use of elastic ear loops means that it fits most. Hygienically Sealed in sets of 50 masks per box - Safer for personal use.