There are a few options in purchasing 20 kg of soap nuts. All cost $380 including shipping, and come with 120 wash bags.
1. Purchase 20 kg (44 lbs) of soap nuts all in 500g (1.1 lbs) bags
2. Buy 20 kg (44 lbs) of soap nuts all in
1 kg (2.2 lbs) bags
3. Purchase 20 kg (44 lbs) of soap nuts with half 500g (1.1 lbs) bags and half 1 kg
(2.2 lbs) bags.
Also buy 50 extra wash bags for only $20.
Buy 20 kg of Soap Nuts