Tidal is a 2-way stretch polyester spandex fabric ideal for board shorts. Vibrant colors to choose from for your next DIY Project. It's built to last - its water-resistant properties make it a great choice for outdoor apparel and upholstery. Durability and strength for whatever your project demands. Plus, it offers just the right amount of stretch for superior comfort and mobility. Offering versatility and performance to make your next project shine. It has great performance that won't compromise on comfort and style.