Sierra Tools JB4959 Drain Sweep you'll never have to call a plummer again!! Amazing Flex-Clean System, clears hair and debris from slow moving drains without dangerous chemicals. Just slip the 4' flexible tubing down the drain, squeeze the trigger and the obstruction is gone. The fast, safe and easy way to obliterate clog drains and pipes without calling the services of an expensive plumber. So unique, it's PATENTED!!!