Retail price: 30,000 yen ● Condition: Purchased 2 years ago through an urban shop. Used about 5 times. I was suffering from ear pressure and dizziness, but they disappeared after using this (individual results may vary). Stored in a cool, dark place. Although there is some yellowing of the rubber, it is very clean. Size adjustable. For adults. [Overseas Brand] IST (USA) [Manufacturer Model Number] msk74 ● Sun damage: The rubber is slightly yellowed. ● Cracks: None ● Scratches: None ● Other notes: This item is available for immediate purchase. Please consider this item as used.