Upgrade Material: This 3D eye patch is made of super smooth cotton, providing comfort without applying pressure on the eyeballs or eyelashes. Comfortable to Wear: Designed with a 3D contoured cut, the interior features a concave shape to avoid contact with the eyes. The wider adjustment band and soft, breathable material ensure long-lasting comfort during extended wear. Suitable Occasions: Ideal for use in treating conditions such as strabismus, amblyopia, and double vision. Also suitable for individuals with light sensitivity, eye fatigue, or those recovering from eye surgery, including cataract procedures. This patch is also a great choice for costume use during cosplay or Halloween events. 360-Degree Light Blocking: Features an added panel between the eyes and nose to block light effectively, adapting to various face shapes. The larger size offers improved coverage compared to standard eye patches. Adjustable Headband: The adjustable strap ranges from 11.8 inches to 27.5 inches, allowing a customized fit for both adults and children.