The Arena AIR-BOLD SWIPE swimming goggles have the most advanced Swipe Anti-Fog technology. This is unique anti-fog protection that lasts up to 10 times longer. If the goggles fog up, simply wipe the inner lens gently with your fingertip. The innovative honeycomb air seal only adjusts the pressure on the face where it is needed. The bifurcated strap is individually adjustable for safe and comfortable wear, even with long hair. Ideal for fitness swimmers.