Complete sizing charts for children's Brazilian Jiu-Jitsu gi uniforms. Age-appropriate sizing with data-driven recommendations.
Finding the right gi size for growing kids is frustrating - too small and they outgrow it in months, too big and it affects their technique and safety. Kids deserve gis that fit properly for their training.
Our children's gi guide uses real sizing data to show you exactly what sizes work for different ages and heights, so your young grapplers can train safely and effectively without constant replacements.
Children's gi sizing focuses on age ranges and growth. These are typical size ranges - always consider your child's current measurements and expected growth when sizing.
| Size | Height | Weight |
|---|---|---|
| 00 (6-7) | 110-125cm | 20-30kg |
| 0 (8-9) | 125-140cm | 25-35kg |
| 1 (10-11) | 135-150cm | 30-45kg |
| 2 (12-13) | 145-160cm | 40-55kg |
| 3 (14-15) | 155-170cm | 50-65kg |

Stop guessing your BJJ uniform size! Our intelligent sizing tool analyzes your measurements and recommends the best-fitting brands and sizes.
We have compiled data on children's gi sizing across brands that cater to young practitioners to help you find the right fit for growing BJJ students.
We're working on gathering brand information for this category. Check back soon for detailed brand comparisons.