Cressi Origin Fins both in LD (Low Density) and HD (High Density) have a large foot pocket for accepting drysuit boots and chunky wetsuit boots. Rather than give a shoe size the dimensions here give the physical size of the foot pocket making it easier for divers to select the correct fin size
| Fin Size | A – Overall Fin Length | B – Fin Width At Widest Point (Tip) | C – Length Of Foot Pocket – WITHOUT Stretching The Spring Strap | D – Maximum Width Of Foot Pocket | LD – Weight Of A Single Fin | HD – Weight Of Single Fin |
| S/M | 52.2cm | 23cm | 23.2cm | 11cm | 1278g | NA |
| M/L | 58.5cm | 24cm | 26.5cm | 12cm | 1532g | NA |
| L/XL | 60.8cm | 24.3cm | 28.1cm | 12cm | 1691g | NA |
