100% polypropylene. Absorbs hydrocarbons not water.
Drizit Oil Pads turn from light blue to dark when saturated.
The pads are highly absorbent, even when fully saturated, and are ideal as an absorbent workbench, floor mat and for mopping up spills.
Suitable for oil and water based fluids, and each pad will absorb 0.8 litres of oil.