Why They're CoolLet the marathoners worry about shoe mechanicshere's a fat-foot Cadillac for the rest of us. » Reebok's top-of-the-line cushioning road shoes padded my peds like a down pillow. But it was the perforated heel that sold me. The innocuous-looking row of holes along the outer heel reduced skidding and conserved the energy wasted on slowing the heel strike, leaving me with more overall giddyup. » The inner is as comfy as chamois cloth, the outsoles reassuringly grab slick pavement, and the whole package strikes the perfect balance of comfort and performance.Hmmm . . .They're so plush, you may have trouble convincing road purists to take you seriously.