Purchased in May 2025. Used a few times in the summer. There are no noticeable scratches or stains. Everything in the photos is included. There are no instructions. Please understand that this is a used item. The following is quoted from the product page: Instant optimal brightness. Equipped with a sensor that controls light. No need to charge. Solar panel equipped for continuous use. Unparalleled visibility. 99% polarization, 99.9% UV cut. (Japan Spectacles and Optical Instruments Inspection Association, March 19, 2020 test results) Only 29g. Super lightweight Asian fit frame for excellent comfort. Active in various scenes such as jogging, golf, cycling, and driving.