What are the options for Gi sizes and colors Gracie Barra Jiu-Jitsu Thousand Oaks California?
When you walk into the academy in Thousand Oaks, you will notice a very clean, professional look that sets the tone for the whole room. Since this is a Gracie Barra school, they are pretty strict about the uniform code, which actually helps take the guesswork out of what you need to wear. You aren’t going to see a rainbow of different colors on the mats; instead, you have two official options for your gi: traditional white or royal blue.

In my opinion, the white gi is the way to go if you love the old school, martial arts heritage. It looks sharp and classic under the bright lights of the Sports Academy facility. The only catch is that a white gi is like a magnet for every Speck of dust or stray drop of sweat, so you have to be a bit of a wizard with the laundry to keep it looking bright. On the other hand, the royal blue gi is a workhorse. It hides the wear and tear of daily training much better and is usually the favorite for people who are on the mats four or five nights a week. You won’t see any black, navy, or grey gis here, as those aren’t part of the official team colors, and keeping everyone in white or blue creates a real sense of unity when Professor Gabriel Arges leads the class.
Finding the right size is where things get a bit more specific. Unlike a t-shirt where you just grab a medium or large, jiu-jitsu uniforms use an A-scale for adults. If you are a man, you’ll be looking at sizes ranging from A0, which is for smaller, lighter frames, all the way up to A5 or A6 for the big guys. For example, if you are around five foot ten and weigh a hundred and eighty pounds, an A2 is usually the sweet spot. The material is a heavy, reinforced cotton designed to be grabbed and pulled, so you want it to fit snugly but still give you enough room to move your hips and shoulders freely.
For the women in the program, they have the F-scale, like F1 through F4. These are cut differently than the men’s gis, with narrower shoulders and a fit that accounts for different hip measurements. I have seen a lot of women find a much more comfortable and athletic fit in the F-sizes compared to trying to make a small men’s gi work. And for the kids in the Little Champions program, the sizes go by M000 up to M4, catering to everyone from the tiny three-year-olds to the teenagers who are almost ready to jump into adult sizes.
One thing you should definitely keep in mind is that these uniforms are made of high-quality cotton, which means they will shrink a bit the first few times you wash them. My advice is to always try on a size at the pro shop in the Thousand Oaks gym before you buy. The staff there has seen every body type come through the door and they can tell you exactly how a specific size will fit after a few trips through the dryer. You also need to make sure your gi has the official Gracie Barra patches. It’s part of the identity of the school, and it makes you feel like you are part of a massive global team the second you tie your belt. Choosing your gi is basically your first step into the culture, so pick the color that makes you feel most confident and get ready to get to work.
Gracie Barra Thousand Oaks represents a unique intersection in the martial arts world: it is a local, family-oriented academy that operates with the facility standards and championship pedigree of a professional athletic training center.
Located inside the renowned Sports Academy (formerly Mamba Sports Academy) in Newbury Park, it offers a distinct “University of Jiu-Jitsu” experience led by one of the most successful active competitors in the sport’s history.
- World-Class Leadership
The primary draw for students—from hobbyists to professional fighters—is the caliber of instruction.
Professor Gabriel Arges: The academy is owned and led by Gabriel Arges, a 3-time IBJJF Black Belt World Champion. In the BJJ world, this is the equivalent of learning basketball from a current NBA All-Star. His leadership ensures that students learn modern, battle-tested techniques rather than outdated methods.
The Romulo Barral Lineage: Arges is a black belt under the legendary Romulo Barral (Gracie Barra Northridge). This connection integrates the academy into a powerhouse regional network, granting students access to elite seminars and high-level training partners from across Southern California.
- A Professional Athlete Facility
Unlike many BJJ schools located in small industrial warehouses, Gracie Barra Thousand Oaks benefits from being housed within a major athletic complex.
The “Pro” Environment: Located at 1011 Rancho Conejo Blvd, the academy is part of a 96,000 sq. ft. facility. It features professional-grade lighting, expansive mat space, and an atmosphere of high-performance athletics.
Hospital-Grade Hygiene: Leveraging the standards of the Sports Academy, the mats are kept to a clinical level of cleanliness (“Red Shield” standard), drastically reducing the risk of skin infections common in lesser-regulated gyms.
Amenities: Students have access to premium changing rooms, showers, and a pro shop, catering to the “Executive” crowd who need to head straight to work after morning training.
- Adult Programs: Structure Meets Intensity
The curriculum is designed to accommodate two distinct groups: the working professional who cannot afford to get injured, and the young athlete chasing gold medals.
GB1 Fundamentals: This is the safe on-ramp for beginners. There is no live sparring in these classes. The focus is on self-defense mechanics, safe falling techniques (breakfalls), and core positional drills. This structure makes BJJ accessible to doctors, executives, and parents in the Conejo Valley.
GB2 & GB3 (Advanced): Once students earn 3 stripes on their white belt, they unlock advanced classes. Here, the focus shifts to the “Arges Style”—dynamic guard play, modern leg locks (like the “Kneebarge”), and the strategic “Physical Chess” required for competition.
Competition Team: Under Arges’s guidance, the competition team is one of the most successful in the region. Intense “comp classes” attract practitioners from Simi Valley, Moorpark, and Camarillo looking to test their limits.
- The “Future Champions” Youth Program
The youth program is a cornerstone of the academy, divided by age to ensure developmental appropriateness.
Anti-Bullying Philosophy: The curriculum teaches children to neutralize bullies without violence. They learn to control an aggressor using leverage and pins (“negotiation from the top”) rather than striking, protecting them from both physical harm and school suspension.
Age-Specific Classes:
Little Champions (Ages 3–6): Focuses on motor coordination, listening skills, and “animal movements” to build body awareness.
Juniors (Ages 7–9): Introduces technical grappling, partner drills, and the concept of leverage.
Teens (Ages 10–15): A critical program for adolescents that combines self-defense with the athleticism of sport BJJ, helping teens navigate social pressure and build a healthy, disciplined peer group.
- Culture and Atmosphere
Despite the elite pedigree of its instructors, the culture is famously “no-ego.”
The “Red Shield” Etiquette: The academy strictly follows traditional martial arts etiquette—bowing onto the mats, addressing instructors as “Professor” or “Coach,” and respecting training partners.
Mentorship: Higher belts (“Big Brothers/Sisters”) are expected to guide and protect lower belts. It is common to see a World Champion competitor helping a Day-One white belt tie their belt.
Family-Centric: The schedule often aligns adult and kids’ classes, allowing parents to train simultaneously with their children.
Gracie Barra Thousand Oaks offers a premium martial arts experience where “World Class” is a reality, not just a slogan. Whether you are a parent seeking confidence for your child or an adult wanting to learn from a living legend, the academy provides a safe, clean, and highly professional environment to start your journey.
Would you like me to find the current class schedule for a specific age group, or would you like directions to the Sports Academy facility? https://gbthousandoaks.com/free-trial/
Gracie Barra Jiu-Jitsu & Martial Arts Academy Thousand Oaks CA
1011 Rancho Conejo Blvd, Thousand Oaks, California 91320, United States
Phone Number: +1 805-721-6776
Office Hours
Mon. 09:00 am – 07:30 pm
Tue. 09:00 am – 07:30 pm
Wed. 09:00 am – 07:30 pm
Thu. 09:00 am – 07:30 pm
Fri. 09:00 am – 07:30 pm
Sat. 09:00 am – 07:30 pm
Sun. Closed


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Gracie Barra Jiu-Jitsu Thousand Oaks & Martial Arts CA
Secondary phone: +1 805-721-6776