Browse all The Siamese Twin Surfboard Reviews completed by the global Boardcave community. Gather unique surfboard model insights and feedback, while learning more about the Superbrand Surfboards The Siamese Twin. Watch and read The Siamese Twin reviews from surfers with the same rider profile as you, filter results to a similar, weight, ability, fitness and volume to help you compare and buy your next board. Our unbiased reviews are used by shapers, surfers and the global surfing community to learn, advance and refine all round surfboard design.