Best use 800-1600m800-1600m Surface RubberRubber All Men's Road Shoes Close All AroundAll Around All around running shoes offer comfort and cushioning for daily runs, jogs, walks, and long mileage. They offer enough versatility for both faster and slower runs and are a great option for those who want one running shoe to do it all. Fast RunsFast Runs Fast run or uptempo running shoes are lightweight and responsive. They offer streamlined designs that have minimal uppers and offer a high level of energy return. These shoes are a great option for faster runs in the week or those looking for a livelier experience. Max CushionMax Cushion Max Cushion shoes offer premium cushioning with ample ground protection and a stable ride. These types of shoes provide abundant impact protection that softens landings while running at any pace or distance. These types of shoes are best for slower recovery runs and easy days where comfort takes priority. RacingRacing Racing shoes are designed with optimal performance in mind. These types of shoes have snug-fitting uppers, energetic midsole foams, and features implemented for maximum efficiency. These types of shoes are best for runners looking to gain the ultimate advantage in races but may sacrifice some durability and comfort. Gym WorkoutsGym Workouts Gym Workout shoes offer a stable and versatile ride. They have a firmer underfoot feeling that provides stability for lateral movements with comfortable uppers. These types of shoes are best for trips to the gyms, cross training, casual wear, and light running. Men's Running Shoes by Surface Close Roads & PavementRoads & Pavement Road running shoes feature smooth outsoles that are designed for running on paved surfaces such as roads, sidewalks, and bike paths. Smooth Trails & FireroadsSmooth Trails & Fireroads Designed to handle most trail runs, these shoes prioritize comfort and a smooth ride. These shoes are great for anything from smooth singletrack, park trails, and fireroads making them ideal for those who run from their doorstep on streets before hitting the trail. Rocky & Technical TrailsRocky & Technical Trails These shoes are best used for hard, rugged trails such as shale, granite or sandstone where grip on smooth surfaces and underfoot protection are important. Soft & Muddy TrailsSoft & Muddy Trails Designed for use in muddy, soggy conditions, these shoes feature very aggressive outsoles that dig deep into soft ground for exceptional traction. Snowy & Icy TrailsSnowy & Icy Trails These shoes feature technical outsoles designed to grip snowy and icy trails making them ideal for winter trail running. Cushioning Level Close Cushioning level, or stack height, refers to how much shoe is between your foot and the ground. For this category, we reference the amount of cushioning below the forefoot as the heel height will be equal to or greater than the forefoot height. Learn more about stack heights and how we measure them. BarefootBarefoot 0-13mm. The Shoe generally does not have a midsole and feels like there is no cushioning. This shoe is all about feeling the ground underfoot. MinimalMinimal 14-18mm. The shoe has a thin midsole that allows for a natural running experience. Racing shoes and minimalist shoes are common here. These shoes offer a feeling of being connected to the road or trail. LowLow 19-23mm. The shoe has a slightly cushioned feel and may feature added cushioning technologies. Performance training shoes and some trail shoes are common here. These offer protection during footstrike but prioritize a lightweight, grounded experience. MediumMedium 24-28mm. These shoes have a stack height that fall near the middle of the spectrum.The shoes in this category are verstaile and great for all types of runs and distances. HighHigh 29-34mm. The shoe has a thick midsole and ample cushioning. These shoes are highly protective and absorb more impact than the body. MaximalMaximal 35mm plus. The shoe has an extremely thick midsole and extra cushioning. The focus is on protection and soft foam underfoot with hardly any ground feel. Stability Level Close NeutralNeutral Neutral shoes support the foot through a normal range of arch collapse and generally do not have a built-in technology to correct movement. StableStable Stability shoes are a great option for those who overpronate or need added support. These shoes help to limit the inward rolling motion of the ankle while running or walking and assist in guiding the foot straight through the gait cycle. Product Details: With the same lethal speed and precision engineering as its predecessor, the On Cloudspike Citius 2 features a new upper and a revised 20 mm stack height for World Athletics compliance. Its premium midsole boasts 100% Helion HF superfoam and a composite Speedboard, enabling you to feel explosive propulsion with every stride. Redesigned for version 2, the one-piece mesh upper pushes lightness and breathability to the limit. Composed of 100% recycled polyester, it delivers an improved and supportive race-day fit for maximum speed. Completing the package, the full-length spike plate employs a 6-pin configuration to grip and transmit all your power to the track. With a name literally meaning "faster," unlock your fastest self in the On Cloudspike Citius 2 and break barriers from 800m to 1600m. Model Number: 3WF10213003