Description Things to Consider Fit & breathability: The upper is snug and less ventilated than earlier versions, so if you have wide feet or run in hot/humid conditions you might feel it. Solereview 1 Responsiveness: Some reviews suggest it’s less “pop” or fast-feeling compared to the previous version (NOVABLAST 3) which was more tempo-oriented. Solereview 1 Landscape & terrain: It is built for road use; while the outsole has improved, it’s not suited for serious off-trail terrain. Running Xpert
