7664 - Train harder, dry faster. This V-neck short sleeve tee is enhanced with HeiQ's adaptive technology so the harder you work, the faster it dries. Quick drying PowerTrain apparel with Champion Vapor Technology evaporates moisture fast. Tag-free with contrast flatlock stitch at side seams. Contrast C logo on chest, Vapor logo on back. Back neck tape for extra reinforcement. Lightweight fabric for comfort no matter how vigorously you work out.