Eye Protection Plastic eye shield effectively conform to the contours of the eye. Eye patch can block objects from getting into eyes, or prevent yourself from touching your eyes with your hands. The eye patches have holes for ventilation and more comfort for the eyes. Adjust Elastic RopeThe eye shields come with an adjustable elastic rope(total 60cm long), which makes more easy and adjustable to fit just right.(This rope is suitable for people with head circumference less than 60cm.) Easy to Use After you receive the parcel, please attach the straps and tie knots to the eye shield, then it is easy to wear. Great Eye Shield plastic eye shield is made of premium plastic. because has a 3D shape, can protect the eyes from pressure. Plastic eye shields are designed to protect and screen the eyes after eye surgery, cataract surgery, eye exams or other eye procedures. Good QualityThe plastic eye shield is easy to clean and disinfect, can be reused after drying. Light weight for wearing.