Hydra Esc JJF Running Shoes Performance This universal training shoe features

This universal training shoe features PUMA's brand new NITRO Squared technology

The truFLEX internal spine runs the length of the midsole to cradle your foot as you walk

it features a clean silhouette and a sturdy block heel—perfect for both casual and dressier looks

Designed for durability and comfort

We've also kept the superb grip and ROPE TEC protection consistent in the new outsole mold design

Hydra Esc JJF Running Shoes Performance This universal training shoe featuresThe Hydra ESC is the pinnacle swimrun and trail trainer, built to thrive in the aquatic biome in harmony with nature. Its a pioneering take on amphibious barefootwear, created alongside elite athletes to glide underwater, grip on land, and drain and dry quickly.