Large; Refill Pads for 4251, Contains 25 PadsSlip resistant pads quickly cover spills and alert pedestrians. * Each yellow pad is coded with universal caution symbol and "Caution Wet Floor" message in English and Spanish. * Pads are constructed of melt-blown polypropylene for added strength and absorbency. * Large pad absorbs up to 16 oz. (0.5 kg) of fluid.