* RT-8 has a full Gore-Tex® membrane for 100% guaranteed waterproof performance and breathability. * Technical modern upper constructed with an advanced blend of microfiber and synthetic high resistance textile laminated by a seamless PU for enhanced breathability. * Alpinestars integrated Transversal Protection Frame (TPF), protects the foot while delivering the necessary support on the footrest without compromising the front foot flexion for superior walking comfort.