Protect your sled-style shelter from the wear and tear of running over rough ice, slush and snow with this Clam X-Series Runner Kit. Easy-to-install runner strips are made of top-quality hyfax material to ensure smoother, quieter transport and extend the life of your shelter. Easy to install Made of top-quality hyfax material Ensures smoother, quieter running Fits any Clam X-Series ice shelter Made in USANote: This item comes with four runner strips.