This fish tank filter tubing connector is made of reliable material, which can withstand use. Features the plastic material, in various shaped design, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color:As Shown -Material:Plastic -Size:7.70X2.80X1.10cm/3.03X1.10X0.43in -Four-heads hose adapter：2.4mm(for hose inner diameter 1-3mm), 3.9mm(for hose inner diameter 2-4mm), 4.8mm(for hose inner diameter 4-6mm), 6.4mm(for hose inner diameter 5-7mm) -Five-heads hose adapter：2.4mm(for hose inner diameter 2-4mm), 3.9mm(for hose inner diameter 2-4mm), 4.8mm(for hose inner diameter 3-5mm), 6.4mm(for hose inner diameter 5-7mm). - Our adapter adopts plastic, wear and resistance, , more reliable to use. - Aquarium hose adapter has reasonable design, compact and practical, and can be widely used in aquarium filter system. - Reducer adapter is easy to use, insert the hose into the adapter. Nice accessory for fish tank or aquarium. - Made of selected and plastic material, wear-resistant and reliable, not easy to rust or leak. - Tight connection, not easy to loose, to ensure smooth flow of water, to avoid leakage problems. Package list: 4 x four-heads hose adapter 4 x five-heads hose adapter