FUSIONFOAM - Mix of super soft EVA foam and ultra-responsive rubber combine to provide unrivaled energy return and cushioning to keep you comfortable all-day long. SOFTFOAM - Dual-density insole provides two unique layers of cushioning for customized comfort, fit and long-lasting durability. FUSION TRACTION – Hex traction lugs combined strategically placed in key areas to provide the traction that will grip the ground in the deepest of rough and still be comfortable anywhere else you may take the shoes.