Corn Cob Substrate 10 LitreProRep Corn Cob substrate can be used for many species of lizards and snakesoriginating from arid habitats. It is made from the centre of corn on the cobground into a free-flowing granular substrate, which should not be used wet.Care should be taken to avoid significant ingestion of this product.Directions:Spread the substrate evenly over the bottom of the enclosure to a depth of at least 1-2"(2.5-5cm). Spot-clean daily and completely replace every two or three weeks, or morefrequently if it becomes heavily soiled or wet. If you are using an under-tank heatmat asyour heat source do not use a thick layer of Corn Cob as this may cause the heatmat tooverheat. Please refer to the heatmat manufacturer's instructions for more information.