Unique 3d Designed-the 3d Ergonomic Structure Trifold Design Provides a Tighter, Safer Fit Around the Nose & Cheeks & Chin. at the Same Time, Keep a Proper Space Inside the Mask So That You Can Breathe & Speak Easily. by the Way, It Works Well for You Protecting Your Makeup! Four Layers of Protection Are Much Better Than 3 Layers. These Masks Are Made of Non-woven Fabric Which Are Proven to Filter More Effectively as Well as Provide a Waterproof Barrier. Sheal Masks with the Inner Skin-friendly Non-woven Fabric is as Soft as Intimate Clothing, Light & Breathable Without Stimulation. the Comfortable Elastic Earloop & the Adjustable Nose Clip Bring You a More Comfortable Protection Experience. We Can Imprint Any Pattern as Your Request. Please Do Not Hesitate to Contact Me If You Wanna Know