Panacea Round Biodegradable Coconut Fiber Liner - 14-inch Diameter Liners hold your favorite flowers and soil in the basket but lets water drain and air circulate Natural coconut fiber with latex helps reduce fraying - pre-formed for easy installation Promotes fuller and healthier plant development as well as aeration of the soil Used and preferred by world-class nurseries and greenhouses around the world 14-inch diameter size - biodegradable. 7-inch depth.