These rolls allow users to cut to length or size required. ES-698R30 White Spill Rolls are used for oil, fuel, hydrocarbon, or lubricant cleanup; they will float on water and only absorb oil. ES-690R30 Grey Universal Spill Rolls can be used for oil, fuel, hydrocarbons, lubricants, water, antifreeze, coolants, fertilizers, and non-aggressive solvents. Not for marine spills (absorbs water).