Green Pet Aspen Supreme Pellets Pet and Bird All Natural Litter/Bedding by Kaytee Offers superior absorbency and odor control Works as bird cage litter or small animal bedding for ferrets, rabbits, guinea pigs and more Special blend of fresh aspen wood particles is 100% organic and biodegradable Absorbs ammonia, eliminate odors and maintains a fresh, natural aroma Resists mold growth