Waterproofing membranes import inquiry Cameroon

Hello Sir we are the company K***C***** based in Cameroon and our activity involves the distribution of waterproofing membranes. we would like to have more information on the HDPE geomenbrane 6000m product. the CiF price of a 20-foot container for the port of Kribi Cameroon, the quantity in m that the 20-foot container can contain and also the technical sheet and all characteristics