IST FK31 Otter Trek Fins for Swimming, Snorkeling, Scuba, Watersports Blue Large (Size:10-13)They come in a vibrant blue color, adding a stylish touch to your water adventures. These fins are available in the large size, suitable for shoe sizes 10 13. The fins are made from high quality materials, ensuring durability and long lasting performance. They feature an open heel design with an adjustable strap, allowing for a secure and comfortable fit. The fin blades are constructed with a flexible and responsive design, providing efficient