| Fin Size | Little Kid (1-2) | Y (3-4) / W 5 | Y (4-5) / W 6 | M (5-6) / W (6-7) | M (7-8) / W (8-9) | M (9-10) / W (10-11) | M (11-12) / W (12-13) | M (13-14) / W (14-15) |
| US Shoe Size | 1-2 / W 3-4 | 3-4 / W 5 | 4-5 / W 6 | M 5-6 / W 6-7 | M 7-8 / W 8-9 | M 9-10 / W 10-11 | M 11-12 / W 12-13 | M 13-14 / W 14-15 |
| Foot Pocket Length of Fin (inch) | 8.13" | 8.63" | 9" | 9.25" | 9.88" | 10.63" | 11" | 11.63" |