I used it once, but I didn't like it, so I'm selling it. I bought it for 3740 yen. The top photo is from the website. Cobra Core goggles, mirror type, with adjustment strap. These are swim goggles from arena's "COBRA CORE" series, which is popular for competitive swimming. They have low resistance and a high level of fit, making them suitable for a wide range of uses, from races to daily training. They are anti-fog treated for clear visibility. The color is YBBY, which has high visibility and design. - Brand: arena - Model name: Cobra Core - Type: Mirror type - Country of manufacture: Japan - Accessories: Strap adjustment parts Thank you for looking.