The Viper is the toughest drain hose on the market. Step on it and it bounces back. Drag it and it will not leak. Poke it--difficult to puncture. Expose it to UV--no problem! New super tough TPE material - 26 mil for leak protection. Easily compresses and stays compressed for storage. Plastic internal wire bounces back when compressed. Kit includes 15' hose with rotating bayonet fittings and a 90 degree universal sewer fitting. Completely assembled.