A cosmetic sampler comprising, a folded flexible sheet wherein disposed on the inner faces of the folds are opposing strips of oleaginous barriers and disposed on one of the barriers is a cosmetic. The outer top portion of the folded product has means for exposing the cosmetic layer. The cosmetic can...http://www.google.fr/patents/US4747782?utm_source=gb-gplus-shareBrevet US4747782 - Cosmetic sampler
