4' x 500' An all-natural alternative to plastic mulch, 100% recycled paper fibers. Black color gathers and holds soil heat. Creping allows for expansion and contraction in the field. Good weed control. Contains no harmful ingredients, and leaves no harmful residue. Planter Paper Mulch comprises of the benefits of black plastic mulch with the major plusses being its degradable characteristic and that its use saves labor when tilled in at the end of the season. During use, place additional soil along the edges of the mulch, as the paper mulch sometimes tends to tear at the edges, despite the creped feature. The use of rocks or bricks at the edges is an effective alternative to soil. Lay this mulch on moist, firm soil for best results. Great moisture retention when used with drip irrigation.