adidas Iniki Runner - They look 100% vintage, but these shoes have some modern updates that make all the difference. Inspired by '70s running sneakers, they come in a mix of two-way stretch mesh and premium pigskin nubuck. boost™ offers responsive, energy-returning comfort. Inspired by archival runners from the '70s, the I-5923 strikes the perfect balance between modern and retro. Suede overlays on the toe and heel lend a vintage look to these stretch-mesh shoes.