Nordlite Ultra MCTM Nordlite Ultra is a high caliber running shoe that enhances the experience for both elite and everyday athletes during long distance running. This highly innovative running shoe features a full Cr Foam midsole, which provides cushion and stability with reduced weight and explosive rebound. The foam is made with a supercritical process, a single injection that offers heightened performance attributes in a non toxic, reusable midsole material.