Improve your kicking technique and lower body strength with our Powerfin fins Pro II. They're designed with a short, angled blade to maximize forward thrust, while the open heel and toe ensure flexibility, faster kicks and comfort. Customized for left and right foot, each fin features grooved sides for improved control. Competitive trainingCreated for long hours in the water and hydrodynamic performance.UnisexSuitable for all genders.PVC-freeManufactured without the use of polyvinyl chloride, a highly toxic plastic. IMPROVE YOUR PERFORMANCE: arena Powerfin Pro II short fins have a short, angled blade to maximize propulsion, while the open heel provides flexibility, comfort, and increased leg speed; grooved sides provide better control HONE YOUR TECHNIQUE: These short swimming pool fins are designed for intensive training aimed at perfecting your stroke technique; their design helps develop strength and efficiency of leg movements FOR COMPETITIVE SWIMMERS: Unisex arena Powerfin short training fins are specially designed for competitive athletes; they offer significant benefits during training and improve performance in the water LESS IRRITATION: The high-quality material from which these pool half fins are constructed reduces the risk of irritation and blisters; the opening on the big toe is differentiated for the right and left foot 100% SILICONE: These pool fins are made of 100% soft and durable silicone to provide comfort during use; PVC-free