Defy All Day Training ShoesNike Defy All Day Mens Training Shoes White Built to handle tough workouts and busy days, the Nike Defy All Day Training Shoes deliver gym ready durability with all day comfort. Designed for training sessions and everyday wear, these shoes combine a tough leather upper with reliable traction to support you through every challenge. The durable leather upper stands up to intense training while offering built in breathability to help keep your feet cool.