The Nike SB Vulc Rod: Low profile durable design A fresh twist on the P-Rod IV the Nike SB Vulc Rod Men s Shoe is a vulcanised version with a leaner profile & ultra-durable rubber all the way around. Benefits Suede upper for a comfortable fit & premium look Vulcanised rubber midsole for enhanced durability Herringbone traction pattern at the outsole for traction on a variety of surfaces.