New Balance 1540v2 running shoes deliver maximum support in a sleeker, more modern profile. Keeping your performance and comfort first, these shoes feature both lateral and medial rearfoot stability for excellent motion control. They also come with an additional set of laces. Upper: Lace-up front offers an adjustable fit. Dual-density collar foam provides enhanced comfort. No-sew material application helps reduce irritation. Synthetic overlays offer lightweight support. Mesh is breathable and flexible. Midsole: ACTEVA™ LITE is 24% lighter than New Balance's standard compression molded foam for optimal compression set properties. ENCAP® soft cushioning EVA in the midsole features a tough polyurethane rim for more support and durability. ROLLBAR® posting system is designed to reduce rearfoot movement. Removable insole.Outsole: Blown rubber outsole.