Features:- Photochromic Lenses Adjust To Different Light Conditions And React To Sunlight. Ideal For Partially Sunny Days- 4 Point Flex Technology - Allows Frame To Flex-To-Face Enabling The Nose Bridge To FlexTechnology:Titanium Reactor: - Titanium Photochromic Lenses Adjust To Different Light Conditions And React To Sunlight. Ideal For Partially Sunny Days.Curved Lens Technolocy (Clt):- Offers The Swimmer 180° Degree Peripheral Vision And Crystal En Clear Clarity. Ideal For Swimming In A Crowd, Or With Others In Your Lane.Anti-Fog:- Fogbuster Offers Extra Moisture Control For Real Clarity Of Vision, And A Stress Free Swim. Uv Protection:- Zoggs Includes Uv Protection As A Standard Feature On All Goggles. As Well As Our Standard Uv360, We Have Introduced Uv400 Maximum Protection Which Blocks 99%-100% Of The Sun'S Harmful Uv Rays, To Ensure Swimming Is As Safe As It Is Enjoyable.Four Point Flex: - Ultimate Frame Technology, For Enhanced Frame Flexibility Offering A Super Comfortable Fit For All Faces.Advanced Ultra Fit: - Our Traditional Gasket Has Been Completely Re-Engineered. It'S Made From High Grade Silicone For A 10% Softer Gasket Seal, With Enhanced Contouring Of The Upper And Lower Rim. In Combination This Makes For A Lighter Feel And Even More Comfortable Fit - Perfect For Hours In The Water.Silicone: - Creates A Long-Lasting Personalised Seal Around Your Eyes, For A Unique Leakfree Fit. Designed To Provide Even Pressure Distribution Across Your Face. Silicone Hypo-Allergenic To Avoid Skin Irritation And Phthalate FreeSplit Strap: - Our Split Yoke Straps, Made Using High Quality Silicone, Are Strong, Durable And Comfortable, Featured On Many Of Our Goggles.Quick Adjust: - Our Quick Adjust System Is Fast And Secure, The Easiest Way To Get Just The Right Fit.