When the arctic temperatures come knocking at your door, you can rest assured that you're prepared with Diadora's Polaris 2 Shoes. They're built with the same technical features found throughout Diadora's high end mountain specific range, but they've been beefed up for cold weather riding protection. Welcome the cold with open arms this season, knowing that your feet are going to remain toasty on the inside with your Polaris 2 Shoes. Diadora built the Polaris 2 Shoes around its Regular Plus last. This last shape forms precisely to your foot, combining just the right amount of arch support with forefoot and midfoot hold, but provides a slightly larger toe box than the Race Shape last. Additionally, this design lends itself to securing heel retention as well. This comfortable cradle on the foot is achieved using Diadora's Suprell Tech and Cordura Cage design. Underneath this durable outer layer, Diadora lined the Polaris with a waterproof and breathable Diatex membrane and thermal padding. Now you can truly say goodbye to cold feet when the mercury drops. Essentially, this construction was designed to not only insulate your feet while riding, but also support pedaling motions with its ultra stable composition. At the heel cup, Diadora designed the Polaris 2 to perfectly contain the rider's foot in its seat by armoring the delicate Achilles tendon with a two part composition. For structural rigidity, the pre molded thermoplastic polyurethane heel cup uses a firm composite around the back, with softer and more flexible plastics along the sides. The closure system incorporates three separate straps that each performs specific retention functions. Across the forefoot, Diadora added its V Fit hook and loop strap that allows you to easily control the volume over the forefoot. Moving up from that is the dual ring 'Double Speedlace' strap. This is also a hook and loop strap, but you receive two options for customizable midfoot retention. If your feet are narrow and you ...