This versatile probe is made of seven flexible and impact resistant 7075-76 aluminum. By pulling the tension loop the tubes will fall into their couplings forming a 9 foot probe. Each section of the probe alternates colors enabling you to better judge depth. Comes with a nylon carrying bag Manufactured by SPI Versatile probe is made of seven flexible and impact resistant aluminum By pulling the tension loop the tubes will fall into their couplings forming a 9 foot probe Each section of the probe alternates colors enabling you to better judge of depth Comes with nylon carrying bag