How to Break In New Scuba Fins and Prevent Blisters I still remember the excitement of buying my first pair of real scuba fins—and the absolute agony of getting out of the water after my first dive with raw, bleeding blisters on both heels. Nobody warned me that you need to break in scuba fins properly, just like you would new hiking boots. That painful lesson taught me something important: even perfectly sized fins need some adjustment time before they're truly dive-ready. In this guide, I'll walk you through everything I've learned about breaking in new fins the smart way, so you can skip the bandages and actually enjoy your dives. Whether you picked up (/article/split-fins-vs-paddle-fins), these techniques will help you avoid the mistakes I made. You'll learn practical strategies to soften stiff foot pockets, prevent hot spots, and gradually ...