1---Package Content: You will receive 6pcs glasses eye patches. Sufficient quantity to meet your daily needs. 2---Premium Quality: Our black eye patches are made of high quality polyester non-woven fabric, soft, breathable, comfortable and durable. It will doesn't scrape your eyes and glasses.You can use them with a confidence. 3---Wonderful Design: These eye patch for lazy eye does not pull on the glasses at all, no thick pad touches the eyelid. They can free your eye better and won't cause any pressure to your eyelid and eyeball. 4---Unique Design: The lazy eye patch adult can be used for one eye care and protection, especially useful for strabismus, amblyopia and post-surgery. Effectively block the eye's vision and train the other eye to work, saving your training time. 5---Wide Application: Great holding up, no fraying issue, no waste, eco-friendly, easy to carry. Very useful and suitable for kids and adults to improve vision and treat lazy eye, amblyopia and strabismus. Material: non-woven fabric 3 Size: Small 9*5cm, Medium 10*5cm, Large 12*5.5cm.