Gore-Tex highly breathable and waterproof membrane adds a waterproof yet highly breathable barrier between the elements and the rider’s feet Sidi’s new Full Grain Microfiber material is used for the upper’s construction Elastic panel adjacent to the entry zipper allows a bind free zip and improved fit External outer ankle protection panel Internal heel, inner ankle and toe protection Top gaiter area features an elastic stretch panel for a perfect fit Removable arch support pad Cambrelle lining Multi paneled arch and Achilles areas for maximum comfort Non-slip rubber Sidi branded sole Polymer toe shift-brake pad Double stitched in all high stress