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Ortholite ™X-55 sockliner improves step-in comfort
Inner brief: Polyester (recycled) 75%
TPU grip helps minimize slippage from sweaty hands
Breathable wicking mesh under hand provides superior grip
ON Cloudspike Amplius 2 width:B Ortholite ™X-55 sockliner improves step-inKey Features Carbon infused Speedboard delivers rigid propulsion with explosive energy return Helion HF superfoam midsole is ultralight and responsive for peak turnover Aggressive forefoot rocker promotes rapid transitions and midfoot drive Low profile spike plate with 5 removable spikes for maximum traction Lightweight engineered mesh upper offers locked in breathability Designed in collaboration with elite athletes for real world speed optimization