100mm frames and wheels. Sleek, stealth and simply stunning. The redesigned R4 skate is a modern classic in the world of marathon skates. The understated designed has been conceptualized to allow you to focus on pushing your skating performance to the next level. The additional of a Velcro top strap for additional support make this the perfect entry into a world of speed. The R4 is packed with race ready features like the Elite Casted frame. It's time to get out there and break your personal barriers and push further than ever before.