Much better than the Instinct 1.5. This is where Altra has finally taken their great ideas and executed it perfectly!
The sole has more flex and allows for a smoother, faster, and a more natural foot turnover. Before using these, I was a sole believer in the New Balance Minimus.
These arn't quiet as "fast" or "natural" but are more forgiving on longer runs.
Given that the shoe runs a 0.5 smal
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