More 2010 and 2011 updates from Vibram: New versions of the FiveFingers Sprint and KSO Trek Proposed use different materials for the upper
On the heels of the Fall 2010 Five Fingers Sport Trek announced at Outdoor Retailer a few weeks back, and last week's news regarding the Five Fingers Sprint and the Smartwool Classic Five Fingers, comes news straight from the mothership — that is,…