The Isaac 2 is our super cushioned model that has a redesigned forefoot ART™ configuration that enhances forefoot cushioning and stride. Serves just as well as an entry level trainer as it does a daily cushioned trainer.
The Isaac 2 is our super cushioned model that has a redesigned forefoot ART™ configuration that enhances forefoot cushioning and stride. Serves just as well as an entry level trainer as it does a daily cushioned trainer.
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