Friendly reminder: This is a link for a single ski , packaging box not included. If needed, it can be purchased separately.The net weight of the glasses is 172g This price does not include shipping or tax. If you need an invoice, please contact customer service. The invoice issued will be a 13% special invoice Own factory, custom orders accepted! Comes with PPE test report; this product has been patented since 2017, the image is located at the bottom of the product details page, scroll to the bottom to view! We welcome cooperation! Extra-large frame, myopia glasses can be worn directly without any pressure, and they don't pinch the face, super convenient!