Our Piano Skid Boards or sometimes called Grand Boards. Is made of Kiln Dried Hardwood which is grown here in Kentucky.. It comes with the popular snap- Loc- e track fittings to use with Series E Straps., limiting to less cut out holes to give more strength to our rails. and comes with 4 each 1/2″ Manila rope handles on both sides for easier handling. It has heavier padding with a Canvas top to protect your piano finish! We have added other items that may be needed for moving your piano!