Pro Hypervent Splits Shorts are lightweight and highly ventilating pro-grade running shorts designed for intense workouts on hot summer days. These technically advanced running shorts are made of functional stretch polyester and come with inner briefs made of ventilating polyester mesh that offers excellent cooling and moisture transport. In addition, the shorts feature perforated back yoke, split side seam for enhanced freedom of movement and taped bottom hem for optimal comfort. Hyper-lightweight and hyper-breathable Pro Hypervent is a hyper-lightweight and hyper-breathable pro-grade concept that elevates the performance for demanding runners. Thin, super-soft and exceptionally lightweight and breathable fabrics ensure superior function, ventilation and comfort during both high-speed and long-distance running in hot conditions.