【Perfect for Kids】Sized at 3.74 inches x 5.7 inches (±5%), they fit comfortably on boys and girls, especially suitable for kids to go to school, outdoor activities, shopping and other activities. High-elastic cotton earbands, ears won't hurt when worn in a long time. | 【Carefree Breathing】Designed for the utmost in comfort, these masks are painless and adjustable. adjustable nose bridge and elastic earloop has enough elasticity to make a fine seal, let your kids feel free and comfortable breathing even playing. | 【3-Ply Protective Design】The XDX face mask is designed with 3 layers to protect kids effectively. Outer colorful layer with non-woven fabric can effectively filter particulate pollutants in the air. Middle melt-blown cloth layer can effectively keep away from impurities. Inner absorbent white non-woven layer is gentle and more breathable. Protect children against Haze, Dust, Carbinol, Pollen, Exhaust and etc. | 【5 Colors, Vacuum Packaging】The XDX colorful face masks for kids come with 5 colors. Let your kid be the cutest boy or girl. Each color masks are individually packaged. They are all vacuum packed, safer and healthier. It is convenient to take them if traveling or go out. | 【Daily Using】 3ply, 50pcs, Size: 3.74inx5.7in(±5%) for daily use. All well-selected materials and components to ensure the safety of users. All XDX products will be with our 60-Day No-Quibble Money Back policy and 18 months Replacement supports, support 7*24h technology service.