Men's ASICS Magic Speed 4 Hats/Gloves Hydroguard™ technology inhibits the growth

Hydroguard™ technology inhibits the growth of bacteria in the reservoir and tube

which reduces alpha motor neuron activity to cramping muscles

The performance-ready tank top that's made for reflective stillness

It also features a Vibram™ Megarip™ traction outsole that will define a new standard in speed and versatility over the harshest of terrains

Men's ASICS Magic Speed 4 Hats/Gloves Hydroguard™ technology inhibits the growthThe MAGIC SPEED 4 shoe is designed to support your racing goals. In addition to the softer cushioning experience, this shoe helps create better stability throughout your stride. A sculpted carbon plate is designed to help improve stability and propel your foot forward. This helps create a smoother and more propulsive experience during the toe off phase of your stride. Additionally, this shoe is updated with FF TURBO cushioning, which helps you