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 13cm/15cm(Optional) in diameter. Notice:Actual color may be slightly different from the image due to different monitor and light effectPlease allow 1-3cm deviation due to manual measurement Specification:Type:Mobile Air Conditioner Exhaust Pipe Size:Diameter: 13/15cm(Optional) Length:1.5mincludes:1x Mobile Air Conditioner Exhaust Pipe