Amazon.com : MudGear No Show Socks - Official Spartan Race Men's and Women's Socks for Running, Rucking, Racing, Hiking, Workout etc. - 2 Pack Athletic Moisture Wicking Cushioned No Show Socks (Black/Gray,
SPARTAN MudGear: Crew Sock: Unisex: Durable for races and washes: Compression for lasting fit and support