Polo Shirt Size Chart
Corporate and casual polo sizing across top brands, Updated April 2026
T-Shirt Size Chart: The Complete Sizing Guide for Every Brand →
Inch-accurate sizing charts across the 10 most-used US blank brands, plus how to measure, handle fit variance, and avoid the S/M/L reorder loop.
How to use this tool
- Measure chest and body length. Measure your chest circumference and torso length per the ASTM body measurement guidelines.
- Match to your polo size. Match your measurements to the polo size chart (XS-5XL). Polos run slimmer than tees in many brands.
- Pick fit and brand. Confirm your brand-specific cut, Adidas, Nike, Champion, Bella+Canvas, Sport-Tek all grade slightly differently.
If you order across mixed teams, our unisex sizing chart converter lines men's and women's sizing up to one unisex run. For decoration-ready blanks, browse our custom polo shirts no minimum, and check the custom polos FAQ for fit, pricing, and logo placement answers.
Sources & Further Reading
These authoritative sources informed the standards, materials, and best practices referenced in this guide.
- ASTM D6240/D6240M-24a: Adult Male Body Measurements for Woven Apparel , Standards body (ASTM International)
- ASTM D5585-21: Adult Female Misses Body Measurements for Woven Apparel , Standards body (ASTM International)
- ASTM D13.55, Index of Active Apparel Body Measurement Standards , Standards body (ASTM International)