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January 20, 2026 — Apollo MMA

Scramble BJJ Gi Sizing Guide: New Measurements, Fit Tips, and Photos for Perfect Fit

Scramble BJJ Gi Sizing Guide: New Measurements, Fit Tips, and Photos for Perfect Fit

Mastering Scramble BJJ Gi Sizing: Essential Measurements and Fit Advice

Selecting the perfect BJJ gi can make or break your rolling sessions. A gi that's too tight restricts movement, while one that's too loose feels sloppy and slows you down. Scramble, a top-tier gi brand known for quality weaves and durable construction, offers several models like the Athlete, Flow, Stealth, and Origin. Each has unique sizing nuances based on cut and intended use. This guide provides the latest sizing data, measurement tips, and visual examples to ensure you get the ideal fit every time.

Whether you're a beginner stepping onto the mats or a seasoned competitor prepping for IBJJF events, understanding Scramble gi sizing is key. We'll cover how to measure yourself accurately, decode the size charts, and interpret real photos of athletes in various sizes. Applicable to BJJ practitioners worldwide, this info helps across disciplines like MMA grappling and submission wrestling.

Why Accurate Sizing Matters in BJJ Gear

A well-fitted gi enhances grip fighting, guard passing, and overall mobility. Scramble gis are designed with performance in mind—pre-shrunk fabrics, reinforced stress points, and tailored cuts for modern jiu-jitsu. Poor sizing leads to hems riding up during sweeps or pants bunching in knee rides. Pro tip: Always measure in training gear like a rash guard and shorts, as street clothes add bulk.

Step-by-Step: How to Measure Yourself for a Scramble Gi

1. Height and Weight Check: Start here for a rough size estimate. Scramble sizes run from A0 (smallest) to A4 (largest), catering to everyone from petite women to heavyweight men.
2. Neck to Crotch (NTC): Stand straight, measure from the base of your neck (over shoulder blades) down to your crotch. This determines jacket and pant inseam fit.
3. Chest/Bust: Measure around the fullest part, under armpits, arms at sides.
4. Waist: Around the navel, relaxed.
5. Hips: Widest part of hips/buttocks.
6. Outseam: Crotch to ankle bone.
7. Sleeve Length: Shoulder seam to cuff, arm slightly bent.

Wear minimal clothing and have a friend assist for precision. Compare your numbers to the charts below. Scramble gis shrink minimally (1-3%) after first wash, but always err athletic fit.

Scramble Athlete Gi Sizing Chart

The Athlete series features a classic IBJJF-compliant cut with pearl weave fabric—ideal for no-gi transitions or tournament play.

| Size | Height (cm/in) | Weight (kg/lbs) | Chest (cm/in) | Waist (cm/in) | Hips (cm/in) | NTC (cm/in) | Outseam (cm/in) |
|-----|----------------|---------------|---------------|---------------|--------------|-------------|-----------------|
| A0 | 155-165 / 5'1-5'5 | 45-60 / 100-132 | 94 / 37 | 76 / 30 | 94 / 37 | 68 / 27 | 96 / 38 |
| A1 | 165-175 / 5'5-5'9 | 60-75 / 132-165 | 100 / 39.5 | 80 / 31.5 | 99 / 39 | 71 / 28 | 99 / 39 |
| A2 | 175-185 / 5'9-6'1 | 75-90 / 165-198 | 106 / 42 | 84 / 33 | 104 / 41 | 74 / 29 | 102 / 40 |
| A3 | 185-195 / 6'1-6'5 | 90-110 / 198-243 | 112 / 44 | 88 / 34.5 | 109 / 43 | 77 / 30.5 | 105 / 41.5 |
| A4 | 195+ / 6'5+ | 110+ / 243+ | 118 / 46.5 | 92 / 36 | 114 / 45 | 80 / 31.5 | 108 / 42.5 |

Fit Notes: Athlete gis run true-to-size for athletic builds. A1 suits most adults; go up if broad-shouldered.

Scramble Flow Gi Sizing

Flow gis emphasize comfort with a relaxed taper, perfect for long training sessions or flow rolling in MMA gyms.

| Size | Height (cm/in) | Weight (kg/lbs) | Chest (cm/in) | Waist (cm/in) | Hips (cm/in) | NTC (cm/in) | Outseam (cm/in) |
|-----|----------------|---------------|---------------|---------------|--------------|-------------|-----------------|
| A0 | 152-162 / 5'0-5'4 | 40-55 / 88-121 | 92 / 36 | 74 / 29 | 92 / 36 | 67 / 26.5 | 95 / 37.5 |
| A1 | 162-172 / 5'4-5'8 | 55-70 / 121-154 | 98 / 38.5 | 78 / 30.5 | 97 / 38 | 70 / 27.5 | 98 / 38.5 |
| A2 | 172-182 / 5'8-6'0 | 70-85 / 154-187 | 104 / 41 | 82 / 32 | 102 / 40 | 73 / 28.5 | 101 / 40 |
| A3 | 182-192 / 6'0-6'4 | 85-105 / 187-232 | 110 / 43 | 86 / 34 | 107 / 42 | 76 / 30 | 104 / 41 |
| A4 | 192+ / 6'4+ | 105+ / 232+ | 116 / 45.5 | 90 / 35.5 | 112 / 44 | 79 / 31 | 107 / 42 |

Fit Notes: More forgiving in the hips—great for wrestlers transitioning to BJJ. Visuals show smooth pant flow during hip escapes.

Scramble Stealth Gi Breakdown

Stealth offers a modern, athletic taper for speed in scrambles and takedowns, blending well with no-gi rash guards.

Detailed measurements mirror Athlete but with slimmer sleeves. Check photos for cuff-to-elbow visibility.

Origin and Other Models

Origin gis prioritize bamboo fabric for breathability in hot Muay Thai/BJJ hybrid classes. Sizing aligns closely with Flow:

  • A0-A1: Petite frames.

  • A2-A3: Standard adult.


Always cross-reference height/weight first.

Real-World Fit Photos and Examples

  • A1 on 5'8", 70kg athlete: Jacket covers butt fully; pants hit mid-ankle. Ideal for guard retention.
  • A2 on 6'0", 85kg: Roomy chest for pressure passing; no bunching in closed guard.
  • A3 on broad 6'2" competitor: Sleeves end at wrists; reinforced pants withstand leg locks.
These visuals highlight how Scramble gis perform in motion—tight enough for grips, loose where needed.

Common Sizing Mistakes and Fixes

  • Too Small: Chokes collar, limits armbar defense. Solution: Up one size if NTC short.
  • Too Big: Loose grips favor opponents. Tailor pants if needed.
  • Post-Wash Shrink: Wash cold, air dry. Expect 1-2cm variance max.
For women: A0/A1 often perfect; layer with sports bra.

Choosing Your Scramble Gi for Different Scenarios

  • Training: Flow or Origin for daily grind.
  • Competition: Athlete for IBJJF specs.
  • MMA/Wrestling: Stealth for hybrid use.
Pro fighters like those in ONE Championship swear by Scramble for durability.

Next Steps for Your Gear

Measure up, match the charts, and browse quality Scramble gis at Apollo MMA. Pair with matching belts and rash guards for complete setup. Train smarter, roll harder.

This guide ensures your gi fits like a second skin—empowering your BJJ journey across MMA, grappling, and beyond.

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