Pro Powerfins Swim Flippers are an advanced swimmer tool for developing kick power. US 12.5-13.5. The innovative design has an inclined short blade for maximum forward thrust and frequent kicking. Engineered for faster kicks and improved control. Customized for each foot, the open heel ensures optimal flexibility, motion and power. Made of PVC-free silicone, take your lower body workout to the next level with this durable training aid. Please check photos for measurements & detail as the pictures are also part of the description. Pet-free, smoke-free home. I'm the original owner of this item, it was not thrifted. Thanks for looking! please be sure to check out our other awesome listings! :)

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