The Stan Birch x Saucony Progrid Guide 7 lets you change the logo. A Velcro panel on the medial side swaps out, with alternate laces in the box, so the shoe arrives as a starting point rather than a finished thing. Synthetic, suede and leather layer over an open double mesh upper with gold at the toe and heel. Birch built the whole thing around a single instruction embroidered on the heel.
