【Product Details】 Color: See image Size: 4-12 years old Spider-Man Captain America Tony Stark Batman Peter Pan Ultraman * Please let us know the "color and quantity (10 sheets per pack)" in the comment section. * If no contact (message) is received, we will ship 10 sheets of each of the 4 types, for a total of 40 sheets. 【Product Description】 〇 This mask is primarily intended for pollen and cold prevention. 〇 Soft material that does not hurt your ears even with prolonged use. 【Material】: Meltblown / Non-woven fabric A 3-layer disposable household mask made with expensive meltblown non-woven fabric. Ensures excellent breathability, and its fine pore size prevents the invasion of bacteria. Recommended for pollen and dust prevention. 【Notes】 * Due to the nature of this product as a sanitary item, we do not accept returns or exchanges. Please understand the above points in advance.