Raindrops Air Conditioners Portable Hose Telescopic Ventilation Duct Flexible Tube Pipe

The is extendable, you can stretch or fold back at will. Telescopic and flexible, not easy to break and crack during use. You can replace old or broken ventilation hose with a new one. Long enough exhaust hose for most occasion use, very practical. In the process of using, gently pull it to expand and contract freely.