Cut your course with the New Balance XC900 Spikes Women's Cross Country Shoes in Polaris Blue – an aggressive, high performance cross country shoe. A sleek new REVlite sole unit with selectively placed, aggressively lugged rubber helps to create a fast ride underfoot. And the track-inspired upper provides collar and tongue construction that delivers a snug fit made to move with you. Leave the competition behind with the updated XC900v4. The REVlite midsole offers protection underfoot and an aggressive rubber outsole provides traction and durability – a match made perfect for speed. 6 spike configuration provides the best possible traction even on the most challenging terrain. Removable spikes for superior traction.