Specification: Features: Material:Made of durable material,flame retardant, anti-corrosion and wear resistance. Extra long: the hose is telescopic and can be extended and is free to expand and contract along the length of the exhaust pipe. Easy to install:Low friction loss, if installed correctly, there will be no air leakage.A perfect replacement for your old or damaged portable AC vent hose. Durable and portable: This exhaust hose has good flexibility. It is a good alternative when the necessary exhaust hose breaks. Size:Suitable for most of the portable air conditioners with an air outlet of 13cm15cmOptional in diameter. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Specification: Type:Mobile Air Conditioner Exhaust Pipe Size:Diameter: 1315cmOptional Length:1.5m Package List: 1x Mobile Air Conditioner Exhaust Pipe