Description: 100% brand new and high quality Item type: Cichlids Tumbler Incubator Material:Plastic Color: (shown as the pictures) Size: (As picture shows) 40mmx 290mm/1.57*11.42inches (D x L) The purpose of an eggs tumbler is to allow fresh water to circulate over cichlid eggs that have been separated from the parents. A fresh supply of clean water allows the eggs to develop in an oxygen rich environment where mould and fungus development is suppressed without the need for chemicals. eggs tumblers are used frequently by breeders . The gentle rolling action caused by these tumblers can simulate the normal incubation of these fish. Allows eggs incubation in same tank as fish are breeding in to provide identical water conditions during incubation period. Can be used on other non-adhesive fish eggs as well to help prevent fungus. For instance, tumbling your Cichlid eggs can sometimes be a critical necessity. Pls notice : This item is handmade ,maybe have some scratches. Quantity:1PC Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!! Compare the detail sizes with yours, please allow 1-4CM differs due to manual measurement, thanks! Package includes: 1PC X Cichlids Tumbler Incubator (other accessories demo in the picture is not included)