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Material: Made of cotton material, super soft and breathable, will not rub your face.
Size: One size, with elastic earrings, suitable for most people.
Multiple choices: There are patterns of stars, beards, teeth, bears and smiles, you can choose.
Environmental protection: washable and reusable. Recycling, health and environmental protection.
Suitable for the scene: very suitable for running, camping, hiking, shopping, traveling, morning exercises, cycling.