Advantages of TR90 Eyeglass Frames TR90 eyeglass frames have become a popular choice in the modern eyewear market due to their unique material properties. Their key advantages include:
I. Core Advantages Ultra-Lightweight Design
Density of only 1.14-1.15 g/cm³, 40% lighter than standard plastic and close to nylon (85% of its weight) Ideal for children, students, and high-prescription wearers Excellent Durability
High-impact resistance: More than twice as durable as nylon, with a deformation resistance of 620 kg/cm² Shape memory: Recovers from deformation like rubber, ensuring long-lasting wear Safety & Comfort
100% metal-free, meets EU food-grade safety standards (skin-friendly) Smooth, hypoallergenic surface reduces irritation II. Special Features Heat resistance: Withstands short-term exposure up to 350°C without deformation Chemical stability: Resistant to acids and alkalis Colorfastness: Direct dyeing ensures uniform, chip-resistant colors III. Best for Athletes: Impact protection for sports activities Children/Teens: Lightweight design avoids pressure on the nose Sensitive skin wearers: Metal-free construction minimizes allergic reactions