The S3 combines the revolutionary design of the most popular 100% Performance glasses Speedcraft and S2. An upper frame with smooth transitions and the iconic, optimally ventilated nose piece convince with a stylish look and high wearing comfort. Thanks to innovative lens technology, the large field of vision offers excellent vertical vision with outstanding optical accuracy and 100% UV protection. Thanks to a durable frame and scratch-resistant coating, the S3 is suitable for every type and level of endurance sport.