This fish net can efficiently help you in breeding fish. It separates aggressive fishes and small or injured fishes into different places, which can prevent the small fishes and injured fishes from being eaten or fighten by aggressive fishes. And it safely separates new-born fry from other fish, improve the survival rate of juvenile fish. Feature - Board color: Black - Material: PC. - Size: Approx. 30 x 15 x 1cm. - This Net Hatchery is easily attached to the of your aquarium by included clamps. - It is constructed with plastic net and frame. - It will increase the survival rate of breeded fish by separating the aggressive fish and weak fish. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you