Both of those urls are using presets, yes.$main$ is using these values ?wid=350&hei=350&fmt=jpeg&qlt=85,1&op_sharpen=1&resmode=bicub&op_usm=1,1,6,0&iccembed=0&printres=72&layer=COMP$s7product$ is using ?wid=400&hei=400&fmt=jpeg&qlt=85,0&op_sharpen=1&resmode=sharp2&op_usm=1,1,6,0&iccembed=0&printres=...