RIEKER. Y9131-14. ALPINE 31. PAZIFIK ANTTRAZIT. This blue Rieker lace-up boot Y9131-14 is with its fluffy warm lining made of genuine lambswool the ideal companion for a walk in the cold season. Made of high-quality imitation leather and equipped with a strongly profiled sole it goes with you through snow and rain. The light laces which are pulled by mountaineering loops allow to customize the shoe to each foot individually. The breathable RiekerTex membrane gives this winter women s shoe a comfortable fit.