These are the sunglasses that Tsuyoshi Nagabuchi wore in his poetry and art collection "Sakki." They are an OAKLEY SI series, a military model not sold in regular optical stores. [Brand] OAKLEY [Model Name] HALF JACKET XLJ SI Series [Model Number] 11075 [Frame] BLACK [Lens] GREY [Condition] Purchased about 10 years ago, but has been stored at home and is unused. *Please refrain from purchasing if you are overly concerned about details or will make minor complaints after purchase.