Topo Phantom 4 WP - Men's Width:D Regular In addition to the softer

In addition to the softer cushioning experience

Skratch Labs Electrolyte Booster steps in as your secret weapon

and those with elevated salt needs

Thanks to Altra’s lively EGO™ P35 foam

it hugs your foot while keeping your strides smooth and energized

Topo Phantom 4 WP - Men's Width:D Regular In addition to the softerYour running game doesnt pause for the forecastit adapts. Phantom 4 WP is built for those who see rainy days not as obstacles, but as challenges. Our first waterproof road shoe takes the beloved Phantom 4 and adds eVent stormST technology to keep your feet dry when the weather turns. The generous cushioning combines with our roomy toe box for comfort through and through, while our ZipFoam midsole offers soft response. Lace up and embrace every run