Can store 3-5 pieces of face mask, product size: 19 * 11 * 1.2cm Buckle design, easy to open, comfortable to wear and well sealed Effectively isolate dust and dirt, keep the mask clean You can put it in pockets, shoulder bags, etc. Don't worry about your mask being contaminated High quality environmental protection material, smooth surface, no special smell. The storage box can be reused and should be cleaned in good time after each use. Features: Can hold 3-5 pieces of face mask Product size: 19 * 11 * 1.2cm Buckle design, easy to open, comfortable to wear and well sealed Effectively isolate dust and dirt, keep the mask clean You can put it in pockets, shoulder bags, etc. Don't worry about the contamination of your mask High quality environmental protection material, smooth surface, no peculiar smell