Durvet A-Line Dust BagA durable, easy to load dust bag featuring a unique flicker chamber that assures even spread of dust over the animal. Also has convenient 2 point for easy hanging, a steel spreader bar to assure proper bag position and rope protected edges for long wear. Rope protected edges allow for longer wear and extra strength Steel spreader bar allows for two point attachment and assures that bag will not turn sideways in the lane Two point attachment convenient