ASICS Metarun Vest Breeze through your runs with the ASICS Metarun Vest. Designed with ACTIBREEZE technology to help you keep cool and comfortable. The ASICS Metarun Vest has been created using ACTIBREEZE technology that provides advanced ventilation in key heat zones. This allows cool air to circulate around the vest keeping you cool as your training heats up as well as releasing hot air so you stay comfortable. Lightweight and quick-drying, it's also made with large slits on the sides that are functional for improving airflow and increasing freedom of movement. The fabric is quick drying and wicking, removing excess moisture and sweat away from the surface of the skin and pushing this to the outer layer for quick evaporation. Keeping you comfortable ASICS have used flat seams to help reduce chafing allowing you to train without discomfort or distractions while the racerback design allows for a wide range of mobility. Finishing the vest are reflective details, increasing