Travel Trailers features: This item is winterize blowout adapter. Designed to winterize garden hose, sprinkler systems, faucets, by blowing out water from the water lines/plumbing to prevent freezing of garden water pipes, sprinkler systems, and faucets. Features-Color:Golden.-Material:Copper.-Size: About8.48X2.65X2.65cm/3.33X1.04X1.04in Easy to use and reliable, very convenient to install, save time and energy.-Made of quality copper body that is durable, strong, wear-resistant, for a long time using.-Easily connects to air compressor and garden faucet to winterize lawn sprinkler systems.-Easily connects to faucets, sprinkler systems, and plumbing to prevent damage due to freezing.-Made of precision technology, no leakage, durable, easy to connect and disconnect. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia