This product is a mask cloth cover. The body has no protective effect. It should be used with medical masks. The main purpose is to extend the number of days the mask is used, and it needs to be washed regularly to keep it clean. *Please note!! The "Love" and "Green Forest" fabrics have natural cotton seed husks. Those who cannot accept them are not allowed to place orders. 【Instructions for use】 *First distinguish the front and back sides (a fold line is concave inside), and then pass the medical mask through the mask cover. The cloth cover is aligned with the crimping line of the mask. After adjusting the positioning according to the face shape, you can wear it. *It is recommended to clean the mask cover daily, and discard the medical mask according to the degree of use. 【Product specifications】 Adult size: length 18x width 10 cm Child size: length 16 x width 9 cm (about 6-12 years old) Baby inch ruler: length 13x width 8 cm (approximately 2-5 years old) Material: thin cotton cloth Finishing: Cloth edges are closed [Related product order page] Adult version cloth cover: https://www.pinkoi.com/product/u632Cita Children's cloth cover: https://www.pinkoi.com/product/hm6GTFZR Toddler version cloth cover: https://www.pinkoi.com/product/FkhTu92u Folding mask out storage bag: https://www.pinkoi.com/product/gKAsHKnv Envelope storage bag: https://www.pinkoi.com/product/NwvPCSkn One-piece mask storage clip: https://www.pinkoi.com/product/m4QEF79G 【Precautions】 *The items sold are cloth covers, and medical masks for taking photos are not included. *Products in contact with the body cannot be returned or exchanged due to hygiene issues. *The cloth cover should be used with a medical mask, and the body has no protective effect. *The computer screen has a slight deviation from the actual product color, and the actual product color shall prevail. *Hand-made factors, the size of each finished product is slightly different. *Before use, it needs to be watered and cleaned with detergent. *Please wash by hand, do not rub the cloth surface hard. *After the cotton fabric is put in the water and dried, the cloth will be slightly wrinkled, please do not place an order if you cannot accept it. *Please note!! The "Love" and "Green Forest" fabrics have natural cotton seed husks. Those who cannot accept them are not allowed to place orders.