Thank you for viewing. This is the Arena 【Aquaforce Wave Cap】 racing silicone cap (soft). Size: L Color: Black x Yellow Used twice in swimming competitions. Purchased in June of this year at a sports store in Tokyo. While I don't see any major issues, there may be oversights as I am a non-professional inspector. Please check the photos and purchase if you can accept the condition. This product is currently sold on the DESCENTE STORE online store. Official competition approved. Retail price: 4180 yen (tax included)