Ovation air fresheners from Walex Products contain odor control technology and freshening capabilities designed to last more than 30 days. The product can be used in portable restrooms, vehicles, homes, storage rooms or anywhere a boost of fragrance is needed. They are lightweight, 3.5 inches in diameter and available in three fragrances and colors, including fresh/blue, citrus/orange and lavender/purple. To use the disc, tear open the package, remove the disc and pin it or hang it anywhere. If being placed directly in contact with surfaces that can be damaged by fragrance, such as finished wood, polished surfaces and certain plastics, packages should be torn open and the disc left in the package to be placed near the source of foul odors. 800-338-3155; www.walex.com.