Minimal in design, the Nike Downshifter 7 Running Shoe is made of lightweight, single-layer mesh and soft foam beneath the foot for revolutionary comfort. Features Lightweight mesh upper for breathable comfort. No-sew midfoot saddle delivers support. Full-length rubber outsole delivers durability and traction. Articulated, full-length Phylon midsole offers lightweight, resilient cushioning. Flex grooves promote a more efficient, natural range of motion through toe-off.