The design features open mesh underlays to promote airflow. The midsole incorporates a tooling system from the GEL-NIMBUS® 17, engineered for comfort with dual GEL® technology inserts and a FLUIDRIDE™ cushioning structure. breathable mesh underlays GEL-NIMBUS® 17 tooling system FLUIDRIDE™ technology rearfoot and forefoot GEL® technology recycled mesh
