One 2 l bottle = four 500 ml refills. Eliminates lingering odors. Pet odor. Smoke. Sweat & body odor. Stale odors. Formulated with: No dyes; No phthalates; No formaldehyde. www.pg.com. Questions? 1-800-308-Easy (3279). www.febreze.com. Bottle made from 25% post-consumer recycled plastic. Recycle at Terracycle.com.