Size: 5.5

Whether you're running for fun or training for a 5K—or a marathon—the women's On Cloudflyer 4 road-running shoes make quick work of the miles with a whole new level of comfort and support.

• Re-engineered mesh uppers for breathability, support and durability; uppers are made from 80–85% recycled polyester
• Plush tongues are integrated to eliminate irritation and add comfort
• Star lacing with thick laces is easily adjustable for better forefoot support
• Supportive midfoot panels
• Wide platforms, molded sockliners and external heel counters help keep your feet secure, no matter the distance
• Dual-density CloudTec® midsoles, zero gravity foam in the heels and highly responsive Helion™ superfoam in the forefeet all combine for soft landings and propulsive takeoffs
• Unique Speedboard® plates are crafted from high-quality polypropylene and engineered for speed
• Shoes contain 90–95% recycled polyester, with a total recycled content of 35–40%
• Ideal for fast training, recovery runs, tempo runs, road running, interval training, short runs, long runs and everyday training

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