The On-fan favorite re-engineered with 44% recycled content, improved fit and even more comfort than ever before. Technology Next-level comfort Experience serious comfort with our patented CloudTec cushioning in Zero-Gravity foam. Designed for soft landings and powerful push offs. Materials Built different Light in weight. Light on environmental impact. Updated with 44% recycled materials, breathable antimicrobial mesh and taped reinforcements. Design Speed-lacing system Forget about tying knots. The Cloud’s speed lacing system locks you in instantly. Want classic laces? There’s a pair of those in the box too.