"Men's Puma® ForeverRun NITRO™ 3: The ForeverRun NITRO™ 3 is a men's stability running shoe built for runners who want real cushioning and guided support in a daily trainer. If you log a lot of road miles and want a shoe that feels soft underfoot without losing structure, this is worth a close look. The dual-density NITROFOAM™ midsole uses a softer top layer for cushioning and a firmer base for support, so longer runs stay comfortable without the ride feeling unstable. At 9.5 ounces with a 38mm heel and 30mm forefoot stack, there's plenty of foam underfoot for high-mileage training days.The RUNGUIDE SYSTEM is a built-in guidance rail in the midsole that helps your foot track naturally through the gait cycle - adding structure without locking you into a rigid motion-control setup. A TPU heel clip reinforces the back of the shoe to reduce unwanted movement at heel strike, which you'll notice most on longer efforts when fatigue starts to creep in. The engineered knit upper wraps the foot for a flexible, breathable fit, and PWRTAPE overlays keep high-stress zones from stretching out mid-run. A wider forefoot platform gives your toes room to spread naturally, which helps with overall stability without needing a wide-width size. The PUMAGRIP outsole handles road surfaces reliably in wet or dry conditions.Why Our Fit Experts Love This Shoe""I took the ForeverRun NITRO™ 3 out for a longer easy run and noticed right away how well the midsole holds up over distance. It's cushioned enough that your feet aren't beat up at the end, but the RUNGUIDE keeps things feeling controlled rather than mushy. Good pick if you want stability without a stiff, heavy shoe."" - Dave, Road Runner Sports Fit Expert, San Diego, CAWho It's Best ForIf you're a stability runner looking for a cushioned daily trainer that can handle long runs, tempo workouts, and recovery days without feeling like a brick, the ForeverRun NITRO™ 3 is a strong option. It works well for runners who overpronate or simply prefer a guided ride, and the wide geometry makes it a comfortable fit for a range of foot shapes. The combination of a high-stack midsole and structured support makes it especially well-suited for road running days when you need both comfort and control. VIP Family members can take the Men's Puma ForeverRun NITRO™ 3 for a 90-Day test drive with our Perfect Fit Guarantee."