Detachable Inflatable Surfboard Fins, 8in Center Fin Longboard & SUP Single Fin for Surfboard & Paddleboard Stand Up Paddle

【Perfect Replacement Fin】This fin is a direct replacement for many off the rack SUPs and longboards. 【Stable Surfing】Can increase surfboard stability, to ensure safety while surfing. 【Protection Fin】Usually fixed to the bottom of the boat to prevent rock or other impact, maximum protection against damage to the boat body. 【Easy To Assemble】Don't need any professional tool, you could quickly assemble or remove the fin to your surfboard. Enjoy surfing just now. 【Incredibly Versatile】Suitable for Longboard / Surfboard / Stand Up Paddle