The cosmetics were developed by the Pothonggang Trading Company.

They include lotion, whitening cream, soap, shampoo and hair conditioner.

All of them have been made of extracts of sulphur mud in Kwangryang Bay on the West Sea of Korea, which is well-known for its remedial value.

The sulphur mud has a good effect upon metabolism and immune system and is efficacious against skin aging, fatness, arthritis, etc.