Hacker's wig gel is refers to the product that the show's main antagonist, Hacker, uses to maintain his wig on his head.
It makes occasional appearances in the television series in various forms. In "Find Those Gleamers! ", Hacker advertises his wig gel during the Cybersquad's mission broadcast. The wig gel was shown as a yellow liquid.
In "Harriet Hippo and the Mean Green ", it was an ingredient in the cure of the Mean Green affliction. The gel was shown as yellow cubes stored in a tray in Hacker's freezer.
The object also appears in the Quest 1: Mission Motherboard game on the official Cyberchase website as an ingredient to upgrade Motherboard's operating system against Hacker's plans. The official name for Hacker's wig gel in the game is "Cube of Wig Gel". The wig gel is also shown as a yellow cube. The player can find this object in the Cybermall and secret places throughout cybersites.