Lightweight Comfort The Nike Pegasus 39 Men's Trainers are versatile, lightweight running shoes designed for comfort and performance. Featuring a breathable mesh upper, responsive cushioning with Nike React foam, and Zoom Air units for added bounce, these trainers provide excellent support and durability for daily runs. Enhanced with Flywire technology and a secure lacing system, the Pegasus 39 offers a snug fit, making it ideal for both casual runners and serious athletes.