On Cloudswift Textile Synthetic Women's Low Top Black Rock TrainersThe Cloudswift trainers from On Running is all you need to run in the urban jungle. Engineered for the tough city streets, these lightweight lace ups are where protection meets performance to ensure that you are running comfortably mile after mile. Engineered and stretchable mesh upper with synthetic overlays. Breathable textile lining for comfort. Cushioned foam insole for comfortable underfoot support. Low profile construction for ankle mobility.