The TYR Men’s Jammer in the Zephyr edition brings an even more fluid look to our core training jammer with tie-dye-inspired graphic panels in light blue on each side of the solid navy body. This reliable suit for everyday training is crafted in 230gsm Durafast Elite® material, which is 100% chlorine proof, 100% colorfast, and engineered to withstand 300+ hours of swimming performance.