Washing Instructions:The eye cover is washed in the homoeothermic water only with mild detergent, and let air-dry. Don't wringing or Machine Wash. The sleep mask uses high-quality cotton to ensure comfortable sleeping and maintain the soft, supple touch.You won't feel any pressure on you nose and face. The blinder blindfold with wider strap is friendly to your ears and less moving during sleeping. The eye mask can improve sleep quality and guarantees pleasant sleep because of comfort and excellent light-blocking ability. It is suitable for different kinds of occasions such as travel, flight, home, office, bedroom, airplane, rest, shift work, napping, meditation etc.