PRODUCT DETAILS Size: 8.5 women Our most energy return makes going after goals feel easier than ever Sustainability 73.9 % Recycled materials in the upper 6.76 Plastic bottles diverted from landfills Best For… Training for a race or another fitness milestone Want to feel motivated to run when running isn't their first choice of exercise Building or maintaining your ideal physique Getting or staying physically healthy/ Exercise that helps lose weight or keep weight off Features Super springy feel Stretch upper Quick transitions