Geomembrane ke e 'ngoe ea lihlahisoa tsa letoto la geomembrane. EVA ke ethylene-vinyl acetate copolymer, e nang le ho feto-fetoha ha maemo, elasticity, ho hanyetsa boemo ba leholimo, ho hanyetsa khatello ea kelello ea tikoloho le ts'ebetso ea bonding.Li-index tsa mechine tsohle li phahametse tsa polyethylene e tloaelehileng. Ho bonolo haholo ho sebelisoa kahong mme e sebetsa hantle ha o cheseletsa.