UPPER: Breathable, flexible upper features innovative Hyperfuse construction and is constructed without stitching for seamless comfort. MIDSOLE: Dual-durometer midsole/outsole features a soft, pliable Nike Solarsoft foam midsole with built-in grooves for optimal airflow and drainage. OUTSOLE: Nike Solarsoft foam in a harder durometer for durable traction and stability. Flex grooves for a more natural range of motion. Blend's Nike's innovative Fuse construction with the ultra-soft comfort of Nike Solarsoft foam for maximum comfort and style.