DURABILT Adult Cotton Low Cut Comfort Sock (3-Pack) "Large" 11-12 White 2% polyester Great all around sock  exercising, hiking, walking, or biking Arch support with vents keeps your foot energized Low profile footie style for size 11-12 Yarns: 84% cotton,7% nylon, 4% elastic, 3% lycra, 2%polyester Padded heel adds comfort and durability without adding bulk to sock