Snag the gold on your way to fame each time you take to the blocks in the New Balance® MD800v5 track spike!Lightweight mesh and synthetic upper materials. FantomFit upper design provides lightweight support and an enhanced fit. No-sew upper application helps reduce the likelihood of irritation.Lace-up closure. Thin comfort tongue and contoured collar. Smooth fabric lining offers a great in-shoe feel. Thin foam insole. Low-profile REVlite® midsole reduces weight by 30% without sacrificing cushioning or stability.Full-length Pebax® plate.Six-spike configuration delivers aggressive traction.Built on a RL-2 last.Imported. Measurements: Weight: 6 oz