Fosroc Conplast WP200, a liquid waterproofing admixture used to reduce water penetration in concrete and mortar.
It is a Kenyan product from Fosroc Kenya Limited, located in Nairobi.
Similar products packaged in this style include Nitocote CM210 elastomeric waterproof coating or Nitobond SBR bonding agent. [1, 2, 3, 4]