Anti-Scratch & EMI anti-static coating included on all Single Vision and Progressive lenses Handmade acetate and stainless steel construction Two 24k gold plated stainless steel three barrel hinges on  each temple for maximum durability 24k gold plated metal accents Glossy black outer frame with transparent teal inner frame Stingray textured outer temples with clear inner and 24k gold-plated stainless steel accents Gold 9FIVE logo on outer temples Clear lens