Non-toxic, phenol-free and color-safe! This highly absorbentVitakraft FreshWorld Bedding is ideal for all small animals. Natural bedding Non-toxic Directions for Use: Cover bottom of cage with Fresh Worldbedding to adepth of 2-3 inches. Clean on a regular basis (at leastweekly). To clean, remove all soiled material and refill cage withfresh bedding.