200 Gauge The bin liner gauge is the thickness of the bag itself. Gauge is the measurement of thickness of standard low density plastic bags. It is related to the SI measurement of microns as 1 micron = 4 gauge. 200 Liners(Per Roll) 110 Litres Black Refuse Sack 18x29x39 20Kg 200g SKU: BLD397 From £23.07 per box (29 reviews)