Super absorbent polymer,SAP,water absorbent polymer: can swell hundreds of times in water to form a clear gel. It is able to absorb, store and release water and nutrient for promoting plant growth even against pressure.? It is widely used by mixing with soil or substrate to preserve water and nutrionts,small plants, agriculture and non-soil transportaion. ? ? There are 4 sizes,WRA-0,WRA-1,WRA-2,WRA-3 for forests,small plants,laying turf and seeds. ? ?? Dry mix: Simply mix 1 teaspoon of the Aquasaver with every 5 Litres(1/2 bucket) of potting mix. Pot up plant then water in thoroughly.(Please see "case study"for details) Wet mix: Simply mix 1 teaspoon of the Aquasaver with 500mls of water , wait 1 hour then mix the expanded Aquasaver with 5 Lites of potting mix.(Please see "case study"for details) ? Packing: 20kg/bag 25kg/bag