Speedo Biofuse Training Fin size 8-9. - swimming training aid
Speedo Biofuse Training fin - never used A swim training aid engineered to increase your speed through the water. The Speedo BioFuse Fin helps improve your leg strength and ankle flexibility. Swim fins are for use when training, they are designed to create extra resistance when kicking through the water, this builds strength and increases the work-rate whilst swimming. This helps build stronger muscles in a shorter time frame. Ad ID: Delivery Service Consumer Credit