HAVE A FAST DAY™ wearing Skechers GO RUN 7.0™ - Interval. This 7th series design in our GO RUN® performance collection features a lightweight athletic mesh and hotmelt overlay upper with a lace-up front, pinched heel, Air-Cooled Goga Mat™ insole, high-rebound Hyper Pillar™ technology, and lightweight ULTRA GO® cushioning.