Polyester Brushed Nylex Imported Synthetic sole Make your toe-crunching heels surprisingly comfortable Helps high heel footwear feel as good as they look Supports the foot and arch Relief of pressure under the ball-of-foot Drop in and go, no break in period, no trimming Heel cup positions the foot's soft tissue to help absorb impacting shock. Biomechanical shape can help reduce stress on the feet, ankles, and knees. Long-lasting odor-controlling technology promotes a fresher in-shoe feel.