Jammers are the perfect training and recreational swimsuit. Inspired by the sleek, hydrodynamic properties of sharkskin, men's jammers allow greater flexibility and less drag within the water. Speedo jammers are designed to repel water, compress the body, and ultimately take over the competition. Enjoy the benefits of swim jammers and discover the benefits they carry within the pool. Find additional competitive swimsuits and swimtrunks to complete your active wardrobe.