Top comfort for ultrarunners is what this seamless Half-zip Shirt offers. The fabric is soft and comfortable against your skin and at the same time is high performance and quick drying. Four-way stretch allows it to keep up with every one of your movements. Bodymapping construction ensures your temperature regulation is always comfortable without the chance of any odors. Integrated ventilation and small pockets for gels and flasks means you simply cannot do without this shirt.