Dual-use 3D stereo mask / mask cover The front and back are made of Japanese double yarn printed cotton gauze, which is breathable and soft and comfortable. The dual-use 3D mask can be installed in a flat medical mask (❗️14.5 cm 公) or a three-dimensional mask. It can also be loaded with other sandwich supplies as a filter element. It can also be used as a general cloth mask (the elastic band can be adjusted to its length!) Adult size: about 13.5cm in height / about 10.5cm in half (Flat masks that can be installed are about 9 cm high / 16.5 cm high) Child size: about 13.5cm in height / about 9cm in width (Flat masks that can be installed are about 9 cm high / 14.5 cm high) ♥ ️ The double yarn fabric will shrink slightly after washing, wrinkles are normal, you can iron again to keep it beautiful ♥ ️ Masks are personal hygiene products ~ Non-refundable refunds after shipment ~ Please consider before placing an order (if a refund is made for a defective production, please provide a photo reference) ♥ ️Because you are in a hurry for your personal studio, you can only ship when the set delivery time is set. If you ca n’t wait, do n’t place an order! Cleaning steps and methods 1. Hand washing is recommended. 2. When cleaning, use a water temperature below 30 ° C, and use a neutral detergent, do not soak for a long time. 3. Please dry with a dry towel after absorbing water. Do not dry to avoid deformation.