alpha 4dadidas announces the global launch of ALPHAEDGE 4D, engineered with the ADIDAS 4D midsole, for controlled energy return and breathable cushioning during intensive training runs.adidas announces that it expands the 4D range with a new reflective ALPHAEDGE 4D running shoe. The distinctive 3D printed desn now features across the sportswear brand’s running, Stella McCartney, Orinals