Features: Still featuring our best-selling Speedo Biofuse(R) technology for flexible comfort every time you swim, with first-ever use of biosynthetic materials Super-soft seals with a new groove design, offering the same best selling fit New flexible and strong internal frame design, stretches and adapts for a super-snug fit- and provides superior stability Newly crafted lens shape, offering excellent peripheral vision. Chrome mirror coated lenses for reduced brightness and glare - ideal for regular & light swimmers Brand-new patented push button mechanism for fast & secure fitting Stylish low-profile strap with traction gears for a secure & comfortable fit A spray Anti-fog coating provides crystal clear vision Ultimate UV protection with polycarbonate lenses that feature UV400 protection