Go ahead. Mix it up. This versatile cross-trainer supports your every step. Designed for multi-directional movement and side-to-side support, the New Balance 867 will take you from the elliptical to the dance studio to the circuit and beyond. 10 mm drop: due to variances created during the development and manufacturing processes, all references to 10 mm drop are approximate. Arch support and heel cup for additional comfort. Forefoot pivot point provides ideal traction for spin specific movements. IMEVA (injection-molded EVA foam) midsole for firm yet flexible cushioning. Multi-density insert provides excellent cushioning for all-day comfort. No-sew welded seams. One piece tongue construction for minimal seams over the top of the foot. Synthetic/mesh upper.