Unisex Spark Lightweight Running Crew Socks Nagino An extra drop-in pocket at

An extra drop-in pocket at the side lets you quickly store a key or card

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Perfect for injury prevention and rehabilitation training

The Graphite Composite Construction also gives players more spin and control

Rearfoot GEL™ technology helps provide more impact absorption and good comfort on the court

Unisex Spark Lightweight Running Crew Socks Nagino An extra drop-in pocket atDesigned for the runner looking for a barefoot feel, the Nike Spark Lightweight Socks feature sweat wicking technology and mesh fabric for a dry and cool experience. Extra yarn in the footbed and ankle provide subtle micro cushioning, giving you soft support with every step. Reflective design updates have been placed in key areas, making this sock stand out from previous versions.