Porta-Pak Max Eclipse from Walex Products helps block tough odor and brighten restroom spaces. It is a super-concentrated formula packed with twice the fragrance, 50 percent more odor control and more blue color than the regular Porta-Pak. The fast-dissolving, pre-portioned packets are safe and easy to use by dropping in the holding tank. There is no skin contact when handling the packets, which are packaged in resealable bags for easy transport and distribution. 800-338-3155; www.walex.com.