The Adidas Agilis sunglasses are lightweight, comfortable and close-fitting sunglasses with an extensive curvature that not only provides the widest range of vision, but also ensures optimal protection and ventilation. They have a more fashionable style but are still packed with features, like Adidas TRI.FIT temple, Double-Snap Nose Bridge, Quick-Change Lens System and the Quick-Release Hinge.GLOSSARY:TRI-FIT:Provides 3-level height adjustment for Adidas sunglasses arms to find the optimum fit. Also compensates for differing light angles, thereby stopping the dazzling effect caused by this. DOUBLE-SNAP NOSE BRIDGE:Provides double level height adjustment for the best resting position.QUICK CHANGE LENS SYSTEM:A simple, fat and sturdy lens changing feature from Adidas enable the wearer to adapt Adidas eyewear to all lighting and weather conditions.QUICK RELEASE HINGE:Adidas patented release mechanism for the temple hinges frees the frame from strain or breakage. The temples are easily and quickly reinserted.