Just in time for the World Cup, Adidas is rolling out the world’s first modular soccer shoe. The F50 Tunit features interchangeable uppers (in the company’s proprietary ClimaCool and ClimaWarm fabrics, synthetic leather, and full-grain leather), footbed chassis, and spikes for maximum traction on hard, soft, or turf fields. Single-upper starter package, $170;
Adidas +F50 Tunit
Adidas +F50 Tunit