【High-Performance Material】 FCS's TC AQUA-LINE fins are made of carbon fiber, making them lightweight and highly durable. This maximizes performance while surfing. 【Design】 The stylish black and blue design is visually appealing. The fin shape is optimized to improve stability and speed. 【Usage】 These fins are for surfboards and are suitable for use in various wave conditions. The set of 5 fins is compatible with multiple surfboards. - Brand: FCS - Model: TC AQUA-LINE - Quantity: 5 fins - Material: Carbon Fiber - Color: Black and Blue - Shape: Fins The fin case zipper is broken.