... 1.Non-toxic,odorless,reusable,biological. 2.baby diaper 3.agriculture Super absorbent polymer,SAP,water absorbent polymer:can swell hundreds of ... are 4 sizes,WRA-0,WRA-1,WRA-2,WRA-3 for forests,small plants,laying turf and seeds. Dry mix ... .(Please see "case study"for details)Packing:20kg/bag25kg/bag super absorbent polymer,SAP,water absorbent polymer