𝐋𝐞𝐧𝐬𝐞𝐬: CR39 - premium lenses with 100% UVA / UVB protection 𝐅𝐫𝐚𝐦𝐞: Handmade acetate frames with durable stainless steel hinges 𝐒𝐮𝐧𝐠𝐥𝐚𝐬𝐬𝐞𝐬 𝐒𝐢𝐳𝐞 Medium Fit