The New Balance Sigma Harmony pushes your ability to the limit. Featuring a new plate and BOA closure technology, these track shoes will let you go faster than ever before. Breathable knit upper with external film for a secure fit. The BOA Closure features a midfoot strap, a heel wrap, and a micro-adjustable wheel for the perfect fit. Comfort tongue and bootie construction. Full length Pebax plate provides traction, flexibility, and speed. Removable eight-spike configuration for maximum traction. Rubber outsole provides reliable tracion. Imported. Measurements: Weight: 5.6 oz Product measurements were taken using size Mens 9.5, Womens 11, width Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.