Features: They can adjust the elasticity ear band,and you can change the length according to your face to prevent leaving marks on your face.Protects your mouth and face from dust,cold,dust,pollen,allergies,fog and haze,exhaust emissions,passive smoking(non-medical mask). 2. Easy To Wash And Convenient To Wear In Daily Life. Comfortable,breathable,4pcs with 8 filters. 3. Stylish Design, Cute, Fun And Cool, More Eye-Catching - You Won't Want To Put It Down When You Wear It. 4. Dust Proof, Washable, Healthy, Protection, Windproof, No Harm, Breathable, Fashion!!! 5. Perfect For Running, Camping, Hiking, Shopping, Travel, Morning Exercise, Cycling, Cleaning, Painting, Show Performance, Party, Cosplay! 6. These fashion cute face mask and funny face mask very suitable for family, friends, co-worker, husband, wife, fiancee,fiance, girlfriend, boyfriend, lover, son, daughter, and so on. Perfect face mask cloth perfect for various outdoor activities and holiday gift : festival parade,  Labor Day, Christmas Day, Thanksgiving Day, National Day, Halloween, Mother's Day, Father's day, Valentine's Day, birthday etc present. Size: One size. Size: 8.2"*6.5". Color: One color. If You Like It, Don'T Hesitate, Comfortable And Fashionable Masks Have Become A Necessity For A Healthy Life. Wish you a happy life!