Extremely Portable --> Features a half-folded spectacle frame, multiple folding temples, and an ultra-slim glasses case. This pair of foldable glasses can easily fit into most pockets or wallets, taking up minimal space. Compact and highly portable, it can accompany you anywhere. High-Quality and Healthy Materials, Excellent Corrosion Resistance --> The frame is made of Swiss EMS TR material, the temples are constructed from German Wagner stainless steel, combined with IP plating technology. The temple tips are covered with food-grade silicone, ensuring the glasses do not fade or discolor due to sweat. Practical Design, Super Light and Durable --> The entire glasses weigh only 9.76g, providing no pressure on the head or eyes during wear, offering a clear vision experience that feels like wearing nothing. Abundant Accessories: 1 thin, rigid glasses case with a soft protective inner lining to prevent lens scratches; 1 strong double-sided tape for attaching the case to a phone or other flat surfaces; 2 soft rubber rings that can be placed on the temples for added comfort during reading, computer work, watching TV, gaming, and other electronic device use.