Step on it - it bounces back, drag it and it will not leak, almost impervious to punctures and very resistant to UV rays. It's the ultimate hose for the most demanding RVers. This kit is completely assembled and ready to use with rotating bayonet adapters and universal sewer fitting. Indestructible hose that bounces back when stepped on 25 mil over the wire for leak protection Easily compresses and stays compressed for storage