Mens Adidas Ultraboost 19 Running Shoes Black - White - Gold Size 11 Lightly used and still in great shape Responsive ultra-cushioned running shoes designed for an energized ride. - Adidas Primeknit 360 upper has an engineered second-skin fit and built with motion weave technology for adaptive stretch and support. - boost mid-sole provides light fast energy with every stride. - Dual-density Boost cushioning on the medial side provide energized stability for a smooth responsive ride. - Stabilizing Torsion Spring is embedded in the mid-sole to provide support during landing and propulsion at toe-off. - Supportive cage wraps around the mid-foot for a locked-down fit. - Lightweight 3D molded heel-cage for a personalized fit. - Lightweight and elastic STRETCHWEB rubber out-sole adapts to the ground for stability and works strategically to optimise the unique properties of the boost midsole from touchdown to push-off. - Continental rubber out-sole provides superior grip in wet and dry conditions. - Arch type: normal. - Textile and synthetic upper Textile and synthetic lining Synthetic sole.