Puma Fast RB Nitro Elite Yellow First, the Puma Fast RB Nitro Elite Yellow applies Puma's most electric training colorway to their most capable racing platform. Yellow and Lime on NITRO Elite foam and PWRPLATE carbon — the color of speed sessions and race-pace mornings, on a shoe built for the race itself. Moreover, this is the Fast RB Nitro Elite for runners whose training intensity carries directly into competition. Race-grade capability in the most energetic colorway. NITRO Elite (PEBA) + PWRPLATE: Puma Race-Day Engineering NITRO Elite is Puma's highest-performance racing foam — PEBA-based, nitrogen-infused, delivering explosive energy return at race weight. PWRPLATE is Puma's full-length carbon fiber plate, creating consistent forward propulsion from the first stride to the last. PWRTape upper provides a structured, precise race fit without excess weight. PWRTape upper. Rubber outsole. 188 g. 8 mm drop. 38 mm heel stack. Puma's most race-capable platform — built for competitive road racing. For Who? For Puma runners serious about race performance. Best for marathon and half-marathon competitors who want genuine super shoe capability. Technical Data Weight: 188 g (US M 9.5) Drop: 8 mm Stack: 38 mm heel / 30 mm forefoot Foam: NITRO Elite (PEBA) Plate: Full-length carbon fiber — PWRPLATE Upper: PWRTape — structured lightweight fit Outsole: Rubber — targeted zones Surface: Road Usage: Racing — marathon, half-marathon
