Built for marathon road racing, the Adizero Adios Pro 4 running shoes incorporate Lightstrike Pro technology in the midsole for lightweight cushioning and energy return. The upper is constructed from a one-way stretch textile to provide a secure fit, while carbon-fibre infused Energyrims offer a stiffening element to support efficient toe-offs. A lighttraxion outsole with rubber at the toe ensures optimal traction and reduced weight. regular fit laces textile upper textile sockliner synthetic outsole Lightstrike Pro cushioning Lighttraxion technology