The husks are put into a rice bag to make 18kg. They will be shipped as is, in the rice bag. ◉ The husks are stored indoors in a warehouse, but as they are a natural product, they may contain soil, straw, chaff, and occasionally insects. ◆ They can be used for a wide range of purposes, such as soil improvement in fields, weed control, pet toilets, and gardening. ◆ I think 18kg of husks is an easy amount to use for your garden, gardening, potted plants, etc.