Carbon eliminates odors from urine & feces. Fresh Step. Freshens with every step. Paw Points Rewards: Visit FreshStep.com to start earning free rewards today! Our fragrance technology instantly eliminates odors to keep your home smelling clean. Odor-Eliminating Carbon: Absorbs odors 24/7. Dual Action Crystal Formula: Protects your home from litter box odors. High-Quality Clumping Clay: Clumps tight to help prevent leaving behind stinky crumbles. Fresh Step litter cartons contain post-consumer recycled material (minimum of 30%). Please recycle empty carton. Please visit our website at www.freshstep.com. Made in the USA.