Power riser intermediate has black plastic molded sides. The left side features two external power access points with on/off switch. Four internal power access points are housed in a metal bracket for structural strength. In the lower left back corner of the unit is an exit point with a protective grommet. Clear plastic door with alternating frosted and clear bands opens by pulling out and pushing up and back. 3397 cu. in. of storage. 17.8 lbs. 27 x 12.5 x 13 in.