The reliable eclipse glasses are made with high-quality polymer lenses. The lens coating and material used in the glasses would effectively absorb harmful radiation while allowing only safe visible light to pass through. With such proper lenses, you can enjoy a clear and amazing vision. The size of our Solar-eclipse Glasses is suitable for most teenagers and adults. You only need to fold the creases on both sides in half to get a lightweight and simple eclipse glasses that will give your eyes the greatest protection in the easiest way. I wish you a pleasant total solar eclipse viewing! We offer customize your own design logo, image or message on the surface.