The Ibjjf is one of the world’s most prominent BJJ competition organizations. It annually holds some of the world’s top jiu-jitsu competitions, such as the Jiu-Jitsu Worlds. And to guarantee the safety and fairness of these contests, the IBJJF has devised a set of rules and regulations that regulate all areas of competition, including the uniforms worn by participants.

Do you intend to compete in an IBJJF tournament? First, ensure you understand the uniform rules and requirements for Gi and No-gi competitions. This tutorial will cover all the crucial facts you need to know to guarantee you’re entirely compliant on tournament day and help you focus on putting your talents to the test!

IBJJF Gi Uniform Rules

The IBJJF and other tournament organizations have rigorous rules for the Gis uniforms competitors wear during the competition. These regulations are in place to protect the safety and fairness of all players.

Let’s go over the IBJJF Gi uniform criteria.

IBJJF Gi Sizes Requirements

The IBJJF requires that the Gi Size must meet particular standards.

For example, when an athlete’s arm is stretched straight parallel to the ground, the Gi top should reach the thigh, and the sleeves should be no more than 5 cm from the wrist. Likewise, the pants should not get over 5 cm over the ankle bone.

Furthermore, the Gi’s lapel thickness must be 1.3 cm, the collar width must be 5 cm, and the sleeve opening at full extension must be 7 cm.

Related: Jiu Jitsu Gi Size: How to Get the Right Fit and Look?

Gi Material Criteria

The IBJJF requires that Brazilian Jiu-Jitsu Gis be made of cotton cloth thick enough and easy for an opponent to grasp. In addition, Gis in the juvenile, adult, master, and senior categories must be constructed of woven cloth.

Related: BJJ Gi Weaves: Everything You Need to Know

Allowed Gi Colors

The IBJJF accepts white, blue, and black Gis. However, wearing a Gi jacket and trousers in different colors is not acceptable, nor is wearing a Gi with a collar different from the top.

Indeed, Gis with a collar with a different color than the top is also not allowed.

Also, painted GIs are prohibited unless the paint is in the shape of an academy or sponsor emblem – and only on areas of the GI where patches are authorized.

IBJJF Gi Patches Criteria

Patches may only be worn in some regions of the GI, as illustrated in the following image. They should be made of cotton and correctly seamed.

However, the GI inspectors will remove any unsealed patches or patches in prohibited areas of the GI.

IBJJF Belt Requirements

Athletes should wear a durable Belt that reflects the competitor’s BJJ ranks with a 4 to 5-cm width. Moreover, the colored belts should have a black tip, whereas black belts should have a white or red tip.

The belt should be worn over the top, wrapped twice around the waist, and secured in a double knot that is tight enough to keep the GI top closed.

Otherwise, each end of the belt should dangle 20 to 30 cm after being knotted in a double knot.

Related: Brazilian Jiu-Jitsu Belt Ranks (The Ultimate Guide)

IBJJF No-Gi Uniform Rules

The IBJJF and other no-gi jiu-jitsu tournament bodies need specific features for competitive uniforms. Some of the no-gi requirements are as follows.

Rash Guards Requirements

BJJ competitors of both genders must wear a rashguard shirt, which should be long enough to cover the torso to the waistband of the shorts.

Otherwise, this rashguard can be in black, white, or black and white, with at least 10% of the rank color belts to which the athlete belongs. 

Related: The Best Rash Guards for BJJ (Helpful Guide)

Men Shorts Requirements

Males Competitors must wear black, white, black, and white board shorts or shorts in the same color as the athlete’s belt rank.

Otherwise, the short uniform should be free of any pockets, buttons, exposed drawstrings, zippers, or any plastic or metal that might injure the opponent. And It must be halfway down the leg and no longer than the knee.

Women’s Shorts and Compression

Females’ shorts and trousers compression must be black, white, black and white, or the color of the competitor’s belt rank.

Moreover, shorts must not have pockets, buttons, zippers, or any plastic or metal that might injure the opponent. And It must be long enough to reach halfway down the thigh but no longer than the knee.

Conclusion

Following the IBJJF uniform guidelines is critical for many reasons.

• It contributes to a fair, competitive experience for all belts and weight classes and ensures their safety.
• The IBJJF regulations level the playing field by mandating all competitors to wear the same style of uniform, preventing any one athlete from acquiring an unfair advantage owing to their clothes or gear.
• The IBJJF rules contribute to a feeling of order and professionalism at competitions, which may benefit competitors and spectators.

Adhering to the IBJJF uniform guidelines is critical for ensuring fairness, professionalism, and safety in Brazilian Jiu-Jitsu contests.

Additionally, athletes should follow these guidelines to assist in creating a pleasant and pleasurable competitive experience for everyone involved.

Related: IBJJF Gi/No-Gi Rules (All You Need to Know)

Frequently Asked Questions

What Makes a GI for IBJJF Competitions?

A Gi must fulfill the following standards to be deemed legal for International Brazilian Jiu-Jitsu Federation (IBJJF) competition:

• Material: The Gi must be constructed of cotton fabric that is relatively thick and easy to hold for an opponent. Gis in the juvenile, adult, master, and senior categories must be constructed of woven cloth.
• Colors: The Gi must be color-coordinated. Gis in white, royal blue, and black are authorized. It is not permitted to wear a Gi jacket and trousers of different colors, nor to wear a Gi with a collar of a different color than the top.
• Sizes: When an athlete extends their arm straight parallel to the ground, the Gi top should reach the thigh, and the sleeves should be no more than 5 cm from the wrist. Pants should not be longer than 5 cm over the ankle bone. Furthermore, the Gi’s lapel thickness must be 1.3 cm, collar width must be 5 cm, and sleeve opening at full extension must be 7 cm.
• Patches: The athlete’s academy or team may be represented with a patch on the back of the Gi. The patch should be made of cotton and correctly seamed.

If a Gi fits all of these requirements, it is allowed for IBJJF competition.

What Qualifies a No-Gi Uniform for IBJJF Competitions?

In no-gi IBJJF tournaments, the competitor’s No-Gi uniform must fulfill the following requirements to be declared legal:

• Rashguard Size: The rashguard should be long enough to cover the torso to the waistband of the shorts.
• Rashguard Color: Rashguards can be in black, white, or black and white, with at least 10% of the rank color belts to which the athlete belongs. 
• Rashguard Material: The no-gi uniform should be constructed of an elastic, breathable fabric that is neither too thick nor difficult to hold for an opponent.
• Short Size: The shorts must be halfway down the leg and no longer than the knee.
• Short Color: Competitors must wear black, white, black/white board shorts or shorts in the color of the athlete’s rank.
• Other Rules:  Short uniforms should not have any pockets, buttons, exposed drawstrings, zippers, or any plastic or metal that might endanger the opponent.

If a no-gi uniform fits all of these requirements, it is allowed for IBJJF competition.

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