DescriptionBreathable and comfortable, they are made of high-quality silk materials, which are not easy to break and have a long service life. Suitable for amblyopia strabismus, amblyopia training and daily use. Equipped with an elastic strap, comfortable to wear.Features-Color: Assorted Color.-Material: Silk. -Size: About 7.00X5.50X0.50cm/ 2.75X2.16X0.20in. -Note: The style is random. - They are made of high-quality silk material, which is not easy to break. - Suitable for amblyopia training and daily use. - Equipped with elastic straps, comfortable to wear. - Small size and light weight, easy to carry. - The method of application is simple, just wear them directly on the eyes.