Girls' Billabong Wetsuit Size Chart
Men's Billabong Wetsuit Size Chart
Women's Billabong Wetsuit Size Chart
Boys' Billabong Wetsuit Size Chart - 2021
| Size | Height (in) | Weight (lbs) | Chest (in) | Waist (in) |
| 1 | 2'10"-3'2.5" | 25-30 | 16"-21" | 18"-20" |
| 2 | 3'2.5"-3'6.5" | 30-35 | 20"-22" | 19"-21" |
| 3 | 3'6.5"-3'10.5" | 35-40 | 21"-23" | 20"-22" |
| 4 | 3'10.5"-4'1.5" | 40-55 | 23"-25" | 20"-22" |
| 6 | 4'1.5"-4'4.5" | 50-65 | 24.5"-26.5" | 21"-23" |
| 8 | 4'5"-4'8" | 60-75 | 26"-28" | 22"-24" |
| 10 | 4'8"-4'10" | 75-90 | 28"-30" | 24"-26" |
| 12 | 4'10"-5'1" | 90-105 | 29"-31" | 25"-27" |
| 14 | 5'1"-5'4" | 105-120 | 31"-33" | 26"-28" |
| 16 | 5'4"-5'7" | 120-135 | 33"-35" | 27"-29" |
