Get a grip over the long road ahead in the lightweight, next-to-ground performance of the Road-Xtreme 158 from inov-8! ; A minimalistic road shoe that is best for athletes with an advanced natural running stride. Quick drying, highly breathable mesh upper for a supremely comfortably environment. Met-Cradle webbing ensures a secure lock down over the footbed, while maintaining natural metatarsal alignment. Heel pull loop for an easier on and off. Contoured heel cup for added comfort. Breathable mesh lining offers a great in-shoe feel. Molded foam insole supplies light underfoot cushioning. 1 Arrow Shoc-Zone offers minimal underfoot protection. It's ideal for elite runners with strong calf and foot muscles, as well as an efficient stride. Heel/Toe Offset: 9 mm/6 mm. Differential: 3 mm. Sticky and Fusion rubber outsole materials deliver exceptional traction over hard packed surfaces. Meta-Flex groove on the outsole is aligned with the metatarsal to maximize forefoot pliability. Anatomic fit is based on the foot's shape, making for the most comfortable, relaxed fit. Imported. Integrated tongue. Measurements: ; Weight: 7 oz ; Product measurements were taken using size UK 8 (US Men's 9, US Women's 10.5), width Medium. Please note that measurements may vary by size.