The secret to really polished, smooth, attractive skin is exfoliation (that’s why everyone’s running to spas these days). This Double-Sided Sponge gets you there–inexpensively–with gently abrasive fibers that whisk away rough, dead, dry flakes and bumps. One side works on delicate areas (thighs, arms, buttocks, tummy), the other goes at elbows and heels with a bit more gusto.Perfect …