Lightweight responsethe men39s nike sb portmore vapor skateboarding shoe delivers the responsive flick of vulcanized construction without all the layers of heavy rubber its midsole mixes rubber with foam so it can double as an outsole which sheds weight without sacrificing responsemidsole is injected with rubber to provide responsive flick with a lightweight feelsuede vamp and heel offer durabilitymidfoot gore straps provide a laced in feel even if you39re notminimal slip on like f