Puma 2 Pairs/Pack Men's Crew Socks, Sock Size 10-13, Black/Lime Puma LO-PRO High Cushioned impact zones ensure ultimate protection with each powerful stride. Left and Right specific design allows for a custom fit & feel. Dynamic Arch Compression guarantees support & fit. Targeted Footbed Cushioning provides max impact protection & comfort Comfort Toe Seam results in a more comfortable fit