High quality glass material, durable and environmentally-friendly. Avoid shrimp food to drop between the soil grains contaminating the water column. With food tube, great for feeding your shrimp,small tropical fish, ratfish,etc. And also can be used to place wheat stems, montmorillonite and other easily crushed objects. Perfect for all kinds of Aquarium, fish tank. Specification: Dish Material: Acrylic Diameter: Approx. 6cm / 2.36inch Height: Approx. 5cm / 1.97inch Tube Material: Acrylic Tube Diameter: 11mm/0.43inch Total Length: 27cm Package Includes: 1 Piece Shrimp Feeding Dish 1 Piece Suction Cup 1x Shrimp Feeding Tube 2x Suction Cups Note: Due to the light and screen setting difference,the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.