This product features good resistance to flexing. It has passed a flexing performance test intended to determine the resistance of the material to cut growth during repeated flexing cycles. It is crafted with anti-scratch coating
This color of this product can stay vibrant. It can hold its dye for a long time and its color will not easily fade after many washing tests. Its frame is large, enabling it to be worn over most prescription glasses
The product is CE certified and is up to the EU standard. The product has a clear protection scope. The product is large enough to wear over regular eyeglasses.