Why TR90 Frames Are Revolutionizing Eyewear Eyeglasses have evolved far beyond their original function of vision correction. Today, they are fashion statements, lifestyle accessories, and essential tools for comfort and performance. Among the many materials used in modern eyewear, TR90 stands out as a game-changer. Developed in Switzerland, TR90 is a thermoplastic resin known for its exceptional flexibility, durability, and lightweight...