SONY MDR-EX800ST Functionality confirmed. There are no significant damages or stains on the exterior, but there is some deterioration of the rubber packing inside the ear tip attachment area (Images 6, 7). Please refer to the photos, which were taken in detail. Ear tips in sizes S, M, and L are included. Only the M size, which was attached when purchased new, was used. Therefore, S and L are unused. All included accessories are shown in the images, and the case is unused. Cleaned. The used M-size ear tips have been wiped with alcohol wipes.