Upper: Protective, durable 3D-printed upper / Tongue wings are designed to reduce slippage and enhance the step-in comfort and fit / Made on an updated D-width last that accommodates a broad set of consumer foot shapes Sole Unit: ECTIV 2.0 rockered midsole offers a forked heel and forefoot dual-density 3D TPU plate for increased lateral stability / Rocker midsole geometry engineered to create long-lasting forward propulsion / Lightweight and responsive dual-density midsole / 31 mm/25 mm stack height / Surface CTRL™ rubber outsole with 3.5 mm lugs