The safest, healthiest bedding for your pet. Carefresh ultra is a premium pet bedding made from safe, clean cellulose fiber. It's free of inks, dyes, clay and other chemical contaminants. It does not contain aromatic oils that exist in pine and cedar shavings. Carefresh ultra is tested for harmful contaminants and is sanitized to 380-Degree F to minimize mold and fungus. Ultra-long odor controlmade from extra-long cellulose fibers, carefresh ultra suppresses the formation of ammonia odor caused by pet urine. Ultra-absorbentcarefresh ultra absorbs 3x its weight in liquids from pet urine or water bottle leaks, so cages stay clean and dry. Ultra-soft. Extra-long cellulose fibers are soft and gentle, especially for pets owners with sensitive skin. Long-lasting. Carefresh ultra lasts twice as long as shavings, saving you time and money. Ultra-clean. Carefresh ultra provides a bright, clean habitat to better observe your pet's health, environment and activity. Carefresh-good for the environment, too. Reclaimed fibercarefresh converts reclaimed fiber-previously a waste product of the paper industry-into carefresh bedding. Back to the earthafter use, carefresh bedding can be quickly and easily composted. Safe, clean celluloseunlike other bedding products, carefresh does not contain clays, inks or other harmful contaminants. Nor does carefresh contain aromatic oils found in pine cedar. Perfect for these small pets rabbit guinea pig hamster reptile rat mouse gerbil ferret chinchilla bird.