Landing Zone ballasted pit protectors keeps sand in...even in high winds, but keeps cats and kids out.  Steel chain edge hem all around keeps protector down in high winds.  All units are made to the specific size ordered.  Add 2' to each dimension so the protector extends over the pit and onto the track. Does not keep rain out! Choose from colors:  Black, Beige, Burnt Orange, Gold, Green, Grey, Maroon, Midnight Green, Navy, Orange, Purple, Red, Royal Blue, Sky Blue, Vegas Gold, White