ELGON Magnar Mulch Film. - Silver X Black - UV Treated - Width : 1.6m - Length : 300m - Gauge : 200 or 50Microns Thickness - Silver Side (Face Up) reflects excess light To save crops/fruits against heat damage - Black Side (Face Down) control weeds growth by Inhibiting direct sun light to soil - Maintain soil temperature for optimum roots growth - Reduces water loss through evaporation , save fertilizers & frequent irrigation cost. Mulch is often used in conjunction with drip irrigation. - Keep ripening fruits off of the soil. This reduced contact with the soil decreases fruit rot as well as keeps the fruit and vegetables clean.