Protect exterior wood with Auro's natural stains. The company's semigloss washes of color are easy to apply, resist the toughest of weather conditions, and are good for the globe, to boot. Comprised of simple ingredients such as linseed and sunflower oils, ammonium soap, mineral pigments, and water, Auro can be speced in clear or in 13 colors ranging from cobalt blue to umber. Auro USA, 888.302.9352; www.aurousa.com.