We’re talking about Octocurl, the heatless curling headband, and Ellacor, a nonsurgical but still kind of intense “microcoring” device that’s FDA-approved to smooth and tighten skin without scarring (we’ll explain). Plus: something interesting we noticed in the new Kendall by Kylie Cosmetics collection; details on defensins, a promising ingredient that may help with melasma and hair loss; the best fragrance writing of the year; a sexy, sexy foot cream; a fancy, fancy lip plumper; and a very random story about gold-medal-winning gymnast Kerri Strug.