Features: Prevent live food spread to go to throughout in aquarium. Made from durable and easy to clean plastic, this feeder ensures easy feeding. Suitable for fish enthusiasts, aquarium staff, and pet store owners, this feeder is perfect for various small aquariums. Live food funnel floating for redworm feeder and solve eating trouble of small food in the aquarium for fish. Easy to install with its suction cup. Specifications: Material: Plastic/Acrylic Type: Plastic White Funnel;Plastic Green Funnel;Small Acrylic Cup;Big Acrylic Cup(optional) Funnel Height: Approx.7cm/2.76inch Funnel Diameter: Approx.6.7cm/2.64inch Small Acrylic Cup Size: Approx. 4x3.5cm/1.57x1.38inch Large Acrylic Cup Size: Approx. 3x4.7cm/1.18x1.85inch Quantity: 5 Pcs Package Includes: 5 Pcs RedWorm Feeder with Sucker note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color of the item.