Plastic Shell Stainless Steel Mesh Aquarium Fish Shrimp Guard Filter Product Name : Aquarium Shrimp Filter;Material : Plastic, Ruber ,Metal Color : Black, Gray;Inner Hole Dia : 16mm/0.66" Size : 1.13 x 2.9cm/4.45" x 1.15"(H*D) Weight : 39g Package Content : 1 x Aquarium Shrimp Filter