The New Balance 57/40 is a revolutionary take on the iconic 574, blending the best of both road and trail designs. Building on its predecessor's unmatched versatility, the 57/40 adds modern design elements and an overall sleeker silhouette. The midsole boasts a flared construction, inspired by '90s technology, while the mudguard and eyerow feature iconic wavy details from the '80s. This updated version takes the hybrid concept to new heights, combining years of design advancements with the original 574's timeless appeal.