This incubator is great for hobbyists who want to try their hand at spawning koi but are limited in space. The incubator is constructed of fish-friendly polyethylene netting with a polyethylene floating ring. The incubator may be anchored to desired depths or can be left floating. Spawning material hanging from the sides can be turned inside to protect the eggs and fry after spawning. Style may vary. Weighs 1.5 lbs.