The Alpinestars RT-8 Gore-Tex Motorcycle Boots are a Gore-Tex boot is a protective touring boot designed for superior comfort.New sole unit for optimal protection and walking comfortInnovative internal volume adjustment systemOptimised upper construction comfort associate with a Gore-Tex membraneFully CE certified motorcycling productThe Alpinestars RT-8 Gore-Tex Motorcycle Boots have been designed with a new Alpinestars CR-X sole unit for optimal protection and maximum walking comfort. It has a technical modern upper constructed with an advanced blend of microfibre and synthetic high resistance textile laminated by a seamless PU for enhanced breathability.The boot is made with a Gore-Tex membrane for 100% guaranteed waterproof performance and breathability. Gore-Tex Membrane contains over 1.4 billion microscopic pores per square cm (9 billion pores per square inch). These pores are 20,000 times smaller than a water droplet, but 700 times larger than a water vapor molecule. This means