Pound the pavement long and hard enough in any pair of running shoes and you’ll reduce them to a flapping mess of rubber bound for the waste bin, but Salomon has grander plans for its latest footwear.

It’s rare, in a time of knotted supply chains and economic uncertainties, for a brand to fully revamp a beloved product line. But in retiring the S/Max boot, and raising the S/Pro Alpha like a phoenix ...