Effective, safe and fast method to contain hazardous liquid spills involving acids (except hydrofluoric acid), caustics, solvents or oils. Pillows are filled with an amorphous silicate absorbent enclosed in a chemical resistant, porous polyolefin pillow - eliminates need for loose, messy absorbents. Superior absorbing properties - pillows absorb their capacity within seconds after making contact with the spill. Once liquid spill is contained, simply dispose of pillow according to appropriate safety guidelines. Comes in 250 ml, 1 L, and 4 L absorbing capacities