3' x 4000' x 1.0 mil. Black Plastic Mulch. High quality 1.0 mil embossed plastic suppresses weeds, reduces water loss, and increases soil temperature. These black plastic mulches represent an economical and convenient method to suppress weeds and reduce water loss in the field. The soil temperature increase provided by the mulch has been shown to increase vegetable yields under both trial and production situations. Made in the USA.