Lasts up to 30 days (on low). With Downy scent. Scratch. Vent clip. Formulated with: No dyes; no phthalates; no formaldehyde. www.pg.com. www.febreze.com. Questions? 1-877-887-2153; www.febreze.com. Terracycle: Recycle at Terracycle.com. Made in Mexico.