Named after the transcontinental railroad landmark in northern Utah, the Golden Spike celebrates cross country running. Predecessor: None. Support Type: Natural. Cushioning: Minimal feel with extreme flexibility. Surface: Ideal for trail surfaces and cross country. Differential: 0 mm. Built for competitive track and cross-country racers. Hydrophobic mesh and thin synthetic upper materials. Traditional lace-up closure with reinforced eyelets. Thin tongue and slightly padded collar. Breathable fabric lining offers a great in-shoe feel. Stack Height: 15 mm. Rubber outsole with removable 5 mm steel spikes. Imported. Measurements: Weight: 6 oz Product measurements were taken using size Mens 11, Womens 12.5, width Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.