Small Tip: This product is a 3D bracket and the product does not contain other products. Smooth Your Breath: Suitable for face design of nose bridge, breathing is smoother, breathable and not stuffy. Make Glasses-wearing Comfortable: Scientific 3D stereo bracket, don't get foggy when wearing glasses.. Protect Your Makeup: Can protect your face makeup and avoid lipstick sticking to fabric. Perfect for Summer: Especially suitable for summer use, thus expanding space and helping to breathe smoothly. Specifications(about): Uses: fit the face, comfortable and breathable Size: 10*8.5cm/3.94*3.35in Material: Food Grade Silicon Quantity:5 Pcs Packing List: 5*3D Support Bracket Note:Using double sided tape or thread to fasten the silicone frame onto the mask can make it work better.