DescriptionThis item is shrimp egg incubating bottle cap. It is made of plastic material, safe, durable and practical. Easy to install and use. Breeding tool for shrimp in good years. Suitable for coke bottles, and other beverage bottles.Feature- Color: As shown. - Material: Plastic. - Size: Approx. 3x3x4.5cm. - Made of premium plastic material for durable and practical use. Safe and parctical for shrimp breeding. - Convenient to use, and easy to install and clean. - The lid for hatching the shrimp is screwed on to the coke bottle at one end and attached to the hose at the other end. - Suitable for coke bottles, and other beverage bottles. - It is easy to feed shrimp, suitable for fish tank and aquarium.