For use with SpillTector® trays.Top layer of tough, durable plastic mesh prevents damage from plant machinery.Hydrophobic absorbent layer rejects rainwater and only absorbs oils and fuels.EVO burst cotton fibre technology layer gives unrivalled oil absorbency and retention.Impermeable membrane spreads the oil and fuel throughout the top two absorbent layers.Base layer of hydrophobic oil and fuel absorbent adds secondary protection to escaping water.