Ergonomic Curved Shape: Innovatively designed with a natural curve; snugly fits behind the ears; engineered for comfort and a secure grip without compromising style Detachable Design: Easily removable arm construction; simplifies the process of replacing or adjusting; maintain your frames with minimal effort for a personalized fit Sturdy Screw Attachment: Enhanced stability with secure screw fixation; prevents loosening over time; ensures reliability and support for everyday wear Universal Compatibility: Tailored for most eyewear; fits seamlessly with reading glasses, sunglasses, and prescription frames; offering flexible usage across different styles of glasses Premium Alloy Material: Crafted with high-quality alloy; embodying durability and resistance to wear; enjoy the sleek metallic luster that stands the test of time