This product is a 3D bracket, and this product does not contain other products. Breathing smoothly: Suitable for the face design of the bridge of the nose, breathing is smoother, breathable and not stuffy. Make wearing glasses comfortable: Scientific 3D stereo stand, no fogging when wearing glasses. Protect your makeup: You can protect your face and prevent lipstick from sticking to the fabric. Suitable for summer: Especially suitable for summer use, thereby expanding the space and helping to breathe smoothly. Specifications (approximately): Purpose: Fit the face, comfortable and breathable Size: 10 * 8.5*3cm Material: food grade silicon Quantity: 10/5/1 pieces Packing list: 10/5/1 * 3D bracket Note: Using double-sided tape or threads to fix the silicone frame on the mask can make it work better.