Designed specifically for high performance training and competition, the Endure Elite Sleeveless is an exclusive super lightweight wicking shirt. Battle-tested, the Endure Elite Sleeveless features specially designed flat seams to maximize comfort and prevent chaffing. The shirt's sleeveless design, 100% cool-to-the-touch wicking polyester material and half zip front combine to create the ultimate in moisture management control. In addition, the Endure Elite Sleeveless features a seam-hidden zippered pocket for storing keys, a gel pack or even a small mp3 player.