High quality material: Our silk eye mask is made of high-quality natural mulberry silk. Only super-soft and super-smooth silk can provide breathable and cool relaxation. It is not only smooth for skin, but also hypoallergenic and very suitable for sensitive skin. Elastic strap: The sleeping mask is made of comfortable and painless elastic strap, which is suitable for people with various head types. This sleeping mask is extremely light and breathable, but it can perfectly fit your face and ensure you have a wonderful night! Advantages: Our sleeping goggles are light and breathable, and have good shading ability to block the sun. Let you have a healthy and happy sleep. It is very suitable for insomnia, migraine and shift friends, because the breathable natural fiber of hypoallergenic silk can allow healthy oxygen to enter while maintaining dry air. Easy to care - hand wash or machine wash in cold water, mild dry cleaning, can be carried out separately from other items, and should be fully dried Best gift: This is a perfect life accessory, suitable for travel, shift work, meditation, sleep, etc. It can help you maintain a good mood and is also a perfect gift for family, friends, colleagues and lovers. Note: The data are manual measurement, please allow a 1-3cm error, due to the differences between the light and the display, there will be a certain color difference, the specific received in kind prevail.