Description Three-dimensional 3D support, isolate the mouth and nose to form a breathing space to make breathing smoother, and at the same time to avoid potential safety hazards from contact. Our mask bracket is s afe and reusable,Perfecly fit for disposable mask, cloth mask and homemade fabric mask. Features-Material: PE -Size: 10.00X8.50X4.50cm3.93X3.34X1.77inch - The surface of masks might absorb all kinds of pollutants if you don't use this, and it is bad for our health.- The three-dimensional ventilation design avoids the problems such as stuffiness caused by masks and close contact.- The price is friendly for people, so we always got lots of regular customer. - Wear securely and without slipping or falling.- Washable and reusable, easy to clean and support washing, can be recycled.