Women’s Track & Field shoes for discus, javelin. Gently used Whether rotating or gliding, the Nike Zoom SD 4 delivers a contoured support for elite-level performance. The no-sew upper provides seamless comfort while the midfoot strap and Flywire cables wrap under the arch, erasing internal movement as you're preparing to launch. No-sew synthetic leather in the upper offers seamless support. Integrated strap and Flywire cables wrap the arch for incredible lockdown. Mesh enhances breathability on the vamp and quarter panels. Rubber toe tip adds durability for planting and forward movements. Smooth carbon rubber in the outsole for gliding or rotations. High-abrasion rubber for ground-gripping traction. Durable midsole foam offers lightweight impact protection. Flexible, textured outsole for fast throwing circles and wet conditions. Forefoot Pebax® plate for durability underfoot.