GORE LADY AIR 2.0 SINGLET RUNNING VEST Comes with amazing cooling & venting systems. These vests are amazing for body temperature management. The human body performs best at an external temperature of around 80°F. Microfibre is essential for balanced temperature management, as it keeps the temperature constant. Products made from microfibre are more breathable than natural fibres & have excellent thermoregulation qualities. Stretchy, fast-drying microfibre garments are durable, easy to wear & easy to care for. The Gore Lady Air 2.0 vest has a number of features which makes it a fine multi-use training top. Flat-Lock seaming ensures a more comfortable & streamlined fit. Mesh panelling in key areas helps improve ventilation & keep you dry & comfortable throughout your training session. All in all, this is a quality all-round training top which is well made, very comfortable & incorporates great performance features.