Black Plastic Mulch & 2-Line Drip Irrigation System with Pre-Cut Holes by Flora-Flow(100 FT X 4 FT) Unique planting holes and built-in drip irrigation solve weeding and water issues. Sturdy 1.5 mil plastic mulch, 48" width Easy-to-remove planting holes every six inches eliminate cutting and burning Printed centerline makes straight installation a snap Built-in standard drip irrigation tape compatible with standard fittings and Flora-Flow connectors