Cyco Coco Pearl is a mixture of coco peat and perlite. Our product combination is able to display the RHP stamp of quality as both the coco and perlite are sourced in Europe and both are RHP certified. The combination of the two RHP certified products gives us a superior blend for serious growers. The RHP Certification ensures the quality and consistency of our coco peat products. Cyco Coco Pearl is a clean product that is free from harmful parasites and diseases, and we'll guarantee to deliver the best possible medium available to you. Cyco Coco Pearl has high water absorption and essential air ratio. It is pre-buffered and pH stabilized.