A Jiu-Jitsu gi (a.k.a. Jiu-Jitsu uniform) comprises of the gi top, gi pants and belt. The Gi Checker Tool is a device used before a competitor's first Jiu-Jitsu match in a competition to determine whether the competitor's Jiu-Jitsu gi complies with the tournament's applicable uniform rules.
The Gi Checker Tool is mainly used for competitors that are at least 16 years old.
The Gi Checker Tool is Made in America. Patent pending.