Features: brand new and high quality Enough length: 20/30/40cm, enough length to arrive at deep and hard-to-reach area. Quality and fish safe material: made of quality acrylic and rubber material, the sps feeder is safe for fish and corals, easy to clean, not easily get broken as glass and has long service for time. Simple, safe and clean to feed: with this acrylic coral feeding stick whose soft rubber suction does no harm to coral and fish.Easy to control and allows you to directly feed your filter feeders and timid fish while preventing your hands from getting wet. Versatile coral feeder: applied in marine reef for tank to feed coral/ reef/ anemones/ lionfish/ coral/ brine shrimp/ watchman goby and so on. Warm notice: ensure that the coral feed tube is washed and cleaned before each use; Turn off your circulation pumps when feeding your coral or other fish; When applied it in hot water, the temperature of the liquid should not exceed 176℉ Specifications: Material: Acrylic+Rubber Type: S/for M/L Size S : Approx.20cm/7.87in Size for M : Approx.30cm/11.81in Size L : Approx.40cm/15.75in Package Includes: 1x Coral Feeder(S/for M/L) 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 difference between different monitors, the picture may not reflect the actual color of the item.