Men's Feather Gi
| Size | Clothing Size | Height | Weight |
| A0 | XS | 5'-5'6" | 100-135 |
| A1 | S | 5'7"-5'10" | 130-165 |
| A2 | S | 5'7"-6' | 155-175 |
| A2S | S/M | 5'7"-6' | 165-190 |
| A3 | M | 5'7"-6' | 170-195 |
| A3L | M | 5'7"-6' | 170-195 |
| A4 | M/L | 5'7"-6' | 190-215 |
| A5 | L | 5'9"-6'2" | 215-235 |
| A6 | XL | 5'10"-6'3" | 235-260 |
| A7 | XXL | 5'10"-6'3" | 250-280 |
Men's (Fitted) Feather Gi
| Size | Clothing Size | Height | Weight |
| A0F | SLIM XS | 5' - 5'6" | 100 - 125 |
| A1F | SLIM S | 5'7" - 5'10" | 120 - 150 |
| A2F | SLIM S | 5'7" - 6' | 145 - 170 |
| A3F | SLIM M | 5'7" - 6' | 165 - 190 |
| A4F | SLIM L | 5'7" - 6' | 185 - 210 |
