Easily change from 4-wheel fun on the roads to fast skating fun on the ice with the POWERSLIDE Sabres 4. It's never been easier to have a fun experience on your favorite skates all year long. The POWERSLIDE Sabres 4 ice blade can quickly be installed on your standard 4-wheel inline skate. Simply replace your wheels with the ice blade while keeping your frame spacers installed which are needed to center the blade. It's just that easy - you'll be ready to hit the ice in no time. The POWERSLIDE Sabres 4 ice blade is made of strong stainless steel alloy and has a hockey-style radius that helps make it agile and responsive. The Sabres 4 fits a wide range of 4-wheel frames, so check out the sizing chart to make sure your blade matches your skates.