Mares Volo Race Full Foot Fins All the advantages of the Volo Power in a full foot design FEATURES Anatomical foot pocket High performance minimum exertion The easiest to kick fin on the market Blade: 37cm Material: Thermoplastic rubber/Technopolymers Sizes: 3.5/4.5 (36 EU) 5/6 (38 EU) 6.5/7.5 (40 EU) 8/9 (42 EU) 9.5/10.5 (44 EU) 11/12 (46EU) The combination of OPB and Channel Thrust technology make the Volo Race the perfect fin for divers who want to increase their efficiency with minimum effort. OPB for controlling and optimizing the thrust angle. Channel Thrust technology for perfect routing of the water flow. Rubber covered stabilizers provide improved performance. Divers and snorkelers alike will enjoy this easy kicking fin.