ASICS Metarun 1/2 Zip T-Shirt Breeze through your running workouts with the versatile METARUN 1/2 Zip T-Shirt. Designed with ACTIBREEZE technology to help you keep cool and comfortable in varying temperatures. Designed with comfort in mind, this top features Actibreeze technology to keep you cool. The premium stretch woven fabric is lightweight, breathable and quick-drying, meaning you can stay focussed on your performance. This top is also made with a sustainable, silky smooth fabric that feels very soft against the skin. At least 50% of the garment's main material is made with recycled content to reduce waste and carbon emissions. The half zip allows you easily adjust the temperature and ventilation so you stay cool and in control.