Barbed hoses are easy to install without glue or other tools. Barbs on the ends grip the hose tightly so it doesnt leak. Plastic fittings are used to connect, control, redirect and terminate flow in pipes and hose systems.Plastic Hose Coupling Reducers are environmentally friendly and harmless, can connect silicone hose, vinyl hose, rubber hose, nylon hose, PVC hose.Plastic couplings are resistant to most inorganic acids and bases, but are attacked by oxidizing substances.SpecificationMaterial Made of durable plasticColor WhiteSize 3814The package contains2 plastic hose couplingNote1.Since the size is measured manually, please allow an error of 12mm2. Product color may vary slightly due to photography and your screenExcellent aftersales warrantyWe provide you with comprehensive aftersales service. No risk.If you have any questions, we will patiently answer them.If you are not satisfied with our products, please let us know.We promise to give you 100satisfactory aftersales service