They are one step down in cushioning .
They 're lighter , they actually hold my feet snugger ( which I like ) , but they seem to be stimulating me to use my arches in a different way so those muscles get sore on long runs .
They are one step down in cushioning , so they 're lighter , they actually hold my feet snugger ( which I like ) , but they seem to be stimulating me to use my arches in a different way so those muscles get sore on long runs .