The brasher 3 x 3 sock is the ideal 3 season walking sock with Coolmax to keep feet cool & dry Brasher 3 Season Walking Sock Features Coolmax fibres wick away moisture High density cushioning areas in the toes, ball, heel & ankle Double cuff gently holds the sock in place Flat toe seams enhance comfort Y-shaped heel seam for wraparound fit 4 sizes available for a precise fit Fibre Contents: 83% Coolmax (Polyester), 15% Polyamide, 2% Lycra (Elastane)