Special DesignProtect Female makeup, do not stick lipstick, expand the breathing space to help smooth breathing, keep the_mask_off face around your mouth. The bracket reduces the friction frequency between_mask_and face to protect the lining from getting stained.If you wear glasses, 3D Inner Bracket can also prevent the lens from fogging because of more breathing space. Convenient and Efficient: It can be folded at will without deformation. Easy to carry. Safe & ReusableFood grade silicone material is safe, washable and reusable. Can be washed with soap and water or sterilized with boiling water or in dishwasher. Cautions1.Please clean with water before use. 2.The product can be washed,and reused. 3.This product is a personal product,it is not allowed to share one bracket with more than one person. Product include3x 3D Mask Bracket. Note1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2.Please allow 1-3cm measuring deviation due to manual measurement.