Speedo Pulse Jammer - Endurance Lite Green 24 Train in style in the Speedo Pulse Jammer. This fitted style is ideal for the competitive swimmer and with a body hugging fit, provides a comfortable ease of movement so you can take on the competition with no problem. Constructed of lightweight fabric, this fade resistant jammer features minimal seams so you can maximize performance. Tough against sagging and bagging, the Speedo Pulse Jammer will take you to the next level. - Competitive style jammer ideal for training. - Body hugging fit provides ease of movement. - Lightweight fabric enhances performance.