King's Kung-Fu& Tai Chi

How Many BJJ Gis Do You Need to Start Training

Updated · 5 min read

Training frequency dictates your gear needs more than any other factor. If you attend class twice a week, a single gi might suffice, provided you have enough time to wash and dry it thoroughly. However, most gyms require clean, dry gis for every session to prevent the spread of bacteria. Having a backup prevents the frustration of showing up to class with a wet or smelly uniform.

Quick facts

Training FrequencyRecommended GisReason
1-2 times/week1Easy to wash and dry
3-4 times/week2Allows rotation and drying
5+ times/week3Prevents excessive wear

How does the weight and weave of a gi affect its durability and drying time?

Heavier double-weave gis offer superior durability against the intense pulling and gripping forces of training, yet they retain moisture significantly longer than lighter single-weave options. A lot of people assume that a heavier, thicker gi provides better protection against injuries, but the weight primarily serves to make the garment harder for an opponent to grip. Beginners often struggle with the increased drying time of heavy gis, which can lead to mildew buildup if the fabric remains damp for too long in humid environments.

What are the primary differences between single-weave and double-weave gis for new practitioners?

Single-weave gis are lightweight and breathable for daily practice, whereas double-weave gis offer a dense, heavy construction that resists stretching and tearing during rigorous sparring.

  • Weight: Single-weave gis typically weigh between 350 and 450 grams per square meter, making them ideal for hot gyms.
  • Durability: Double-weave gis feature a tighter, more complex stitching pattern that prevents the fabric from deforming under heavy tension.
  • Stiffness: Double-weave fabric feels rigid and abrasive against the skin, which can be uncomfortable for those with sensitive skin.
  • Price: Single-weave models are usually more affordable for beginners who want to establish a rotation without a large investment.

How do hygiene standards in BJJ gyms dictate the care and maintenance of training apparel?

Gym hygiene standards demand that training apparel remains free of pathogens that spread through skin-to-skin contact. Because BJJ involves constant grappling, the gi acts as a primary vector for skin conditions. Most gyms enforce a strict policy where any student arriving in a dirty or foul-smelling gi is barred from the mats. This protects the entire community, as a single case of ringworm can force an entire class to pause training until the infection is cleared.

One nuance involves the use of bleach or harsh chemical additives. While these might seem like effective ways to sanitize a gi, they degrade the cotton fibers and weaken the seams over time. Instead, rely on high-heat drying if the manufacturer allows it, or simply use a reliable detergent and make sure the gi dries completely before the next use.

Is it necessary to own different colored gis for training versus competition?

It is not necessary to own different colored gis for training and competition, as most organizations accept standard white, blue, or black uniforms.

FeatureTraining GiCompetition Gi
ColorAny standardWhite, Blue, or Black
Patch countUnlimitedRestricted
Fabric weightVariableStandardized

Use these categories to make sure your primary gi meets the strict requirements of your local tournament circuit before you register.

How can a beginner properly size a gi to account for potential shrinkage after washing?

Yes, you should account for shrinkage by choosing a size that fits slightly loose before the first wash. Most cotton gis shrink by 3% to 5% after the first few hot cycles. Consult the manufacturer's size chart carefully, as some brands pre-shrink their fabric during the production process.

What people often get wrong

  • Buying only one gi. You'll eventually miss class because your only uniform is still damp from the previous night's wash.
  • Purchasing high-end competition models. Beginners should stick to durable, mid-weight training gis that withstand the frequent washing cycles required for multiple uniforms.
  • Ignoring the drying time. Thick, heavy-weave gis take much longer to air dry, meaning you'll need more units in your rotation if you don't use a dryer.

What are the essential features to look for in an entry-level gi to ensure longevity?

An entry-level gi should prioritize reinforced stress points and high-quality cotton construction to survive the rigors of daily training.

  • Seams: Triple-stitched seams at the armpits and pant crotch prevent the fabric from splitting during explosive movements.
  • Collar: A vulcanized rubber or EVA foam insert inside the lapel prevents the collar from becoming limp or soggy.
  • Knees: Double-layer fabric patches on the thighs and knees extend the life of the pants against friction on the mats.
  • Cuffs: Reinforced tape inside the sleeve and pant openings stops the fabric from fraying after repeated cycles in the wash.

Managing Your Training Gear Rotation

Start with two mid-weight gis to establish a reliable washing routine. Assess your actual weekly attendance after the first month before investing in a third uniform to avoid unnecessary clutter in your gym bag.

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