This is a set of 3 character-patterned masks for children aged 2-4, made of 100% cotton with antibacterial and odor-resistant functions. Although it's a set of 3, I used one, so there are three sets of 2 masks. - Quantity: 3 masks per set - Material: 100% cotton - Target age: 2-4 years old - Antibacterial and Odor-resistant: Yes - Design: Characters such as Doraemon and Monkey - Colors: Various colors Thank you for looking.