Run fast and stay cool in the Craft Pro Hypervent Running Singlet Core Colors. From race day to speedwork, this ultra-efficient pro-grade singlet keeps you cool with exceptional ventilation, so you can perform your best in hot weather. So lightweight and soft that you’ll barely notice you’re wearing it, the polyester mesh helps the fabric breathe and dry quickly when your workout heats up, while taped seams help you avoid chafing. The Craft Pro Hypervent Running Singlet has plenty of colors to choose from, so you can have the perfect race-day outfit for hard efforts on hot days.