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REPRESENT YOUR TEAM
The durable, lightweight Nike Train Speed 4 AMP (NFL 49ers) Men's Training Shoe delivers powerful lockdown for daily workouts thanks to an innovative Flywire pattern.
Diagonal, crosshatched Flywire cables keep your foot locked in place during quick lateral cuts.
A low stance, flat heel and wide forefoot give you the stability you need for varied workouts—from lifting to sprinting.
The outsole features an aggressive rubber traction pattern and deep flex grooves for outstanding grip and agility on diverse surfaces.