At the dirt track or in your daily routine, be the apex predator with the elevated everyday function of the 509 5-Dry Sharkskin T-Shirt. This premium t-shirt features a proprietary high-performance stretch fabric that’s fast-drying and highly breathable to maximize comfort in any condition. Upgrade from your standard cotton t-shirt and experience the performance difference with 5-Dry from 509. Product does not include any biproduct of Sharks.