On Cloudboom Strike 2 - Unisex Apparel The Olympus 275 HiLo has

The Olympus 275 HiLo has an updated Altra EGO™ MAX midsole foam that’s 15% lighter and 10% softer than the previous version for a plush underfoot feel in every step

but don't need as much hold as the Swoosh High Support

Fast-R NITRO™ Elite 3 is engineered to make you Go Wild and have the time of your life

The shoe features synthetic leather

Built for peak performance on race day

On Cloudboom Strike 2 - Unisex Apparel The Olympus 275 HiLo hasCo created with athletes for marathons and half marathons, featuring our CloudTec Sphere cushioning system for a fast ride and Helion HF hyper foam for energy return. Key features CloudTec Sphere cushioning system engineered for fast runs Lighter, resilient Helion HF hyper foam for energy return Carbon Speedboard for propulsion Adaptable, breathable open weave upper High grip rubber outsole Co created with athletes Removable top midsole provides soft,