Brooks introduces the Ghost Amp, a versatile daily trainer. It features a nitrogen-infused midsole, rocker geometry, and secure fit. The shoe balances cushioning and responsiveness well.

The Ghost Amp's DNA HYPE foam provides soft, energetic cushioning. It supports various runs and foot strikes. The 6 mm drop offers a smooth ride, though heel strikers may prefer a higher drop. Read more gear coverage.

The lightweight upper and gusseted tongue offer excellent support. The midfoot fit is snug, ideal for narrow feet. The breathable knit upper regulates temperature well, even in humid conditions. Related: Brooks Ghost Amp: Light, Comfortable, and Stylish Shoe.

This original Runner World brief is based on reporting from Canadian Running. Visit the source for its complete reporting, context and any later corrections.