Zach Bitter on Twitter: "Favorite running shoe. Right next to it's upgrade!!! Can't wait to wrack some miles up on these! @AltraRunning http://t.co/2r65hGr1bK" / Twitter
Zach Bitter Sets 100-Mile World Record and 12-Hour Distance Record
Barker Shoes Harlem - Bitter Choc Suede / Walnut Calf for Men | Lyst
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