We have published 69 size guides, and this page links every one of them, grouped into adult sizes, youth and kids sizes, big and tall sizes, and brand-by-brand charts.
Start with the group that matches who the shirt is for, then open the guide for the exact size or brand.
Which adult size guide do I need?
Letter sizes, numbers, fit and how to measure.
- T-Shirt Size Chart
- Shirt Sizes in Numbers
- Letter Sizes in Numbers
- What Size Is XL?
- Polo Shirt Size Chart
- Adult Small Size Chart
- Adult Medium Size Chart
- Unisex Size Chart
- Women's Small vs Men's Small
- How to Measure Your Chest for a T-Shirt (The Right Way)
- Custom T-Shirt Fit Guide
- Hoodie Size Chart
- How Do I Ask for Adult Small in a Store?
- Custom T-Shirt Sizing for Schools
- Custom Team Shirt Sizing Guide for Coaches and Organizers
Which youth or kids size guide do I need?
Youth letter sizes, the youth-to-adult switch, and sizes by age.
- Youth vs Adult T-Shirt Sizing
- What Does Youth Size Mean?
- Youth Size 10/12 in Adult Sizes
- Youth Size to Kids Size Conversion Chart
- Toddler to Youth Sizes
- Youth XS vs 5T
- Youth Extra Small Size
- What Size Is Youth Small? Complete Measurements by Brand
- What Is a Youth Small Equivalent To? Complete Size Conversion
- Youth Small vs Adult XS
- What Size Is Youth Medium? Complete Measurements by Brand
- Youth Medium vs Adult Small
- Youth Medium vs Adult Small
- What Size Is a Youth Large in Adult Sizes?
- What Size Is Youth Large in Adult Clothing?
- Is a Youth Large the Same as an Adult Small?
- Youth Large vs Adult Small
- Youth Large vs Adult Medium
- Youth Size 14-16
- What Size Is Youth XL? The Complete Size Guide
- Youth XL Size Chart
- Is Youth XL the Same as Adult Small? The Definitive Answer
- Youth XL Size
- Youth XL to Adult Small
- Youth XL vs Adult Medium
- Youth XL vs Adult XS
- Boys XL vs Men's Small
- What Size Shirt for a 6 Year Old? Parents Sizing Guide
- What Size Shirt for a 7 Year Old? Brand-by-Brand Sizing Guide
- What Size Shirt for an 8 Year Old? Complete Brand Guide
- What Size Shirt for a 9 Year Old? Complete Sizing Guide
- What Size Shirt for a 10 Year Old? Brand-by-Brand Guide
- What Size Shirt for an 11 Year Old? The Growth Spurt Guide
- Shirt Size for a 12-Year-Old
- What Size Shirt for a 13 Year Old? Youth XL or Adult Small?
- What Size Shirt for a 14 Year Old? The Transition Guide
- How to Size Custom T-Shirts for a Youth Sports Team
- Growing Up with Style
Which big and tall size guide do I need?
2XL and up, tall sizes, and where to buy them.
- XXXL and XXXXL Shirt Size Chart
- XXL vs 2XL
- 2XL Size in Numbers
- 5XL Shirt Size Chart
- Where to Buy XXXXL Shirts
- Women's XXL to 4XL Shirt Size Chart
- Big and Tall Size Chart
- XLT vs XL
Which brand's size chart do I need?
One brand's full chart per guide.