Mudguards wrap around the lightweight upper to help you feel locked in. Perforations on the top of the shoe enhance breathability. The oversized midsole is made with performance-level ReactX foam for ultra-comfortable cushioning. A thin layer of rubber on the outsole adds grip only where you need it, keeping the shoe light and flexible. The Nike Ava Rover elevates your everyday with a stacked ReactX midsole and an ultralight outsole designed with the streets in mind. Nike Performance-ready innovation, engineered for the city. The Nike Ava Rover elevates your everyday with a stacked ReactX midsole and an ultralight outsole designed with the streets in mind. Top it all off with a sleek, breathable upper that looks as good as it feel. Specs Mudguards wrap around the lightweight upper to help you feel locked in. Perforations on the top of the shoe enhance breathability.