Description 40cm*50cm,3mm,200pcs/B,145L/B,single weight Cotton absorbent pads Crank out with one time,with Dimpled&Perforated,white,Economicl yet effective.Adsorbent pads and sheets are made from Meltblown polypropylene fine fibres.increase of tensile strength,they are reused,fast absorb,for use with oil and petroleum based fluids.containment and clearing up of oil spills in ocean&river,lake, ...