For chinchillas, rabbits, guinea pigs and other small animals. Natural high fiber treat. Kaytee Timothy Hay -High quality hay aids the natural digestive process of rabbits and small animals by providing required long strand fiber. Kaytee Timothy Hay is a natural product with no additives or preservatives. Lower in calcium, Timothy Hay may reduce the likelihood of urinary tract problems. The high fiber from Timothy Hay in conjunction with good feeding habits may help prevent obesity.