Nike's Pegasus Trail 5 GORE-TEX in 'Mink Brown' is reinforced with a waterproof membrane so you can take on the trails in any weather. A 3D-print toe cap and a high ankle cuff help to prevent water and debris from entering the shoe, while underfoot, a ReactX foam midsole offers improved responsiveness and energy to your stride. Textile & Synthetic Upper/Synthetic Sole. The Pegasus line has been consistently evolving since 1982. This anti-elemental update is constructed from a waterproof 'Mink Brown' GORE-TEX upper that hosts a 3D-print toe cap and reflective details for heightened visibility. Underfoot, full-length ReactX foam cushioning offers up an energised feel, while an ATC outsole excels in damp conditions.