Description:Professional and exquisite workmanship makes it very tough and wear-resistant. Simple and convenient installation steps will not waste your energy and time.The adjustable feature allows you to adjust it according to your needs. The wide range of applications makes it very reliable and practical.Made of nylon material, it is very durable to use.The length of this product is 21cm and the width is 16.5cm.The surfboard fin is suitable for various kinds of inflatable surfboards, such as long board, surfboard, stand up paddle board.Item Name: Surfboard FinMaterial: NylonFeatures: Increase Stability, Detachable, Simple InstallationSize Details: Size: 21cm x 16.5cm/8.27" x 6.5" (Approx.)Bottom Thickness: 1cm/0.39" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Surfboard Fin"