BenchGuard® Extra Absorption, ml/m2: 1000. Dimensions: 50m x 49cm roll. BENCHGUARD®, bench protector. Highly absorbent paper ideal for protecting work surfaces against accidental spillages of damaging chemicals and biohazards. Plastic coated underside to prevent soak through. Available in roll or sheet form and supplied in easy to use dispenser packs. BenchGuard® Extra has double the absorbency for use in more demanding applications.