- Heel cup provides support and comfort
- Memory foam adjusts for customized cushioning for the entire foot
- Polyurethane layer for maximum cushioning
- Airflow channels provide cool circulation
- Replaces style G9991
- X Large fits U.S. Men's sizes 11 - 12½
- Medium fits U.S. Men's sizes 6 - 8½
- Large fits U.S. Men's sizes 9 - 10½
- 2X Large fits U.S. Men's sizes 13 - 14½
