Vibram FiveFinger Trek Black-Black Men's Shoes are designed to enhance the barefoot feeling and show your high and noble personality.The following is the features of Vibram Five Fingers:*Strengthens Muscles in foot and lower body.*Improves flexibility and range in motion in ankle, foot, and toes.*Improves balance and and body awareness.*Helps align spine and improve overall body posture.*Simply feels good since feet move naturally and freely.