Aqua Sphere Ergo Buoy
Aqua Sphere
Ergo Buoy
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The Ergo Buoy from Aqua Sphere is a great training tool for working your core upper body when swimming and will immobilize your legs so that you can work on your upper body strength and technique. The ergonomic design fits comfortably between your legs and has a belt with quick release buckles to keep your legs together and prevent the buoy from slipping.