Nina

Nina eyeglasses are made of environmental-friendly and anti-allergic TR90 material. Featured with soft material and elastic cord and crafted from a single piece of soft, flexible TR90 plastic, there are no hinges or metal parts, only 9.2g. The adjustable, detachable strap keeps glasses securely in place. They are more comfortable and safer than usual frames. These rectangle eyeglasses are sized for Preschool (ages 4-6). There are four color options: Black|Green, Blue, Green and Rose. Plus: Impact-resistant polycarbonate lenses are the best choice for this frame.