ニュートラル-1-1011

This is a lightweight, durable, and affordable eyeglass frame with a simple square design suitable for various ages and occasions.

• The description claims that the material has 'super elasticity', 'shape memory', and 'equivalent corrosion resistance to pure titanium'.
• The description states that excessive bending or repeated actions can cause metal fatigue and breakage.
• The description claims that the material loses its superelastic properties outside of normal temperature range (0 degrees below, 40 degrees above).