Built on our DST 4.0 MAX GRIP rubber, the Powerline combines enhanced features like a fully-welded but breathable microfiber upper that is weather-resistant, an asymmetrical medial collar with D3O impact protection, a high-step EVA midsole for increased stability, and a custom-molded rubber toe cap in a lightweight package. FEATURES: Rubber Kinetics | DST 4.0 MAX GRIP Rubber Outsole Recessed toe and heel for hike-a-bike situations Welded microfiber upper is abrasion and weather-resistant Asymmetrical medial collar with D3O impact protection Custom-molded rubber toe cap and heel protection Medial high-rise EVA midsole provides support and shock absorption D3O High Impact Zone Insole Technology absorbs impact and reduces fatigue Fully gusseted tongue prohibits the intake of dirt and debris Elastic lace tuck TECHNICAL DETAILS: Weight: 435g (Men’s 10) Material: Synthetic, Rubber