The foam midsole is split into two sections and cored out to extend the lightest, softest feel. These modern meets sustainable pair include a splash of heritage DNA along with the new dual-pressure Air cushioning unit. This Air sole unit and its collapsible cage delivers the coveted brand-new level of comfort. Nike Air Max Sphere features: The lightweight upper offers breathability and durability. The foam midsole provides lightweight cushioning. Padded, low-cut collar looks sleek and supports the ankle. Full-length rubber outsole provides traction and prevents slipping. Webbing details along with floating eye stays extends a fresh look. Overlays on the sides and heel add durability and depth. Pull tabs eases the process of slipping-in and out. Round laces are more durable and can withstand stronger tugs.