Zappos.com is proud to offer the New Balance - WR1400 (Black/Rainbow) - Footwear: Get ready for a heart-pounding, pavement-thumping, PR breaking run with you're in the WR1400 from New Balance! ; A lightweight, neutral racing flat. ; Breathable mesh upper. ; Lightweight synthetic overlays provide structural support. ; Welded seams and no-sew construction help reduce the likelihood of irritation. ; Tongue tag doubles as a pin loop for easy stashing. ; Plush tongue and collar. ; Breathable fabric lining for a great in-shoe feel. ; Molded foam insole supplies light underfoot cushioning. ; REVlite midsole provides exceptional responsiveness and durability at a 30% lighter weight than comparable performance. ; Rubber outsole materials delivers lasting traction and grip. ; Imported. Measurements: ; Weight: 6 oz ; Product measurements were taken using size 8, width B - Medium. Please note that measurements may vary by size.