Square-shaped PC glasses with a black frame and blue light cut function. - Model name: C501/SB - Frame color: Black - Lens shape: Square - Features: Blue light cut Thank you for viewing. Product Information Brand: CHANEL Model number: 3438S C501/SB Product name: Square Shape Blue Light Cut Wear Eyeglasses Material: Plastic Color: Black系 (Black-based) Size: Lens width: Approximately 5.3cm Lens height: Approximately 4.1cm Temple: Approximately 13.5cm Accessories: Case Description: CHANEL Square Shape Blue Light Cut Wear Purchased in July of this year. I am selling it because I bought a different pair. These are very cute glasses, so please take advantage of this opportunity to get them at a bargain price!