The lightweight Atomknit upper and stiff plate are engineered to enhance speed. Designed for 100m to 400m runs, the construction offers a secure, stable feel. The Atomknit material provides a contoured fit with enhanced breathability, while the outsole features increased stiffness and reduced weight for improved grip on turns. ideal for 100m-400m sprinters world athletics approved 8 removable stainless-steel pins pad-print Swoosh logo notched laces