Rush 2 PRO MID GTX WMS is the nubuck mid-cut version of the RUSH 2 family. The rigid TPU heel structure and the EVA midsole provide stability and a more even distribution of cushioning. Moreover, the new GORE-TEX ePE membrane guarantees high technical performance with low environmental impact. Scarpa Womens Rush 2 Pro Mid GTX Features: IKS (Interactive Kinetic System) technology that reinvents the principles of comfort and cushioning GORE-TEX ePE, with low environmental impact Ankle protection Upper Nubuck Idro PFC Free 1.6-1.8 mm + Mesh Lining GORE-TEX ePE Most Breathable Bluesign Sole Presa HIK-03 Weight 375 g ( pair size 38)