The Nike Unisex Zoom Rival SD 2 is a World Athletics Approved running shoe designed for locked-down comfort and movement. It offers a flexible fit with a synthetic leather upper for contoured support and an integrated midfoot strap for precision. The forefoot Pebax plate provides durability, and a rubber toe tip enhances grip during planting or forward movements. Mesh on the vamp and quarter panels improves breathability. The textured outsole offers flexibility for various conditions. Durable midsole foam provides lightweight cushioning.