The present invention provides a film-forming composition and a kit containing the same. Said film-forming composition comprises a polyolefin, a film-forming agent, and a surfactant under particular formulation. The present film-forming composition exhibits excellent film-forming rate and strength. Therefore, the present film-forming composition can be used as a medium for transferring a substance to a surface of an object.本發明提供一種成膜組合物及含其之轉色膜套組。前述成膜組合物包含於特定配比下的聚烯烴、成膜劑、及界面活性劑。本發明之成膜組合物具有優異的成膜速度及強度,從而可用以作為將一物質移轉至使用者之表面的媒介。10‧‧‧軟管20‧‧‧成膜組合物30‧‧‧嘴唇40‧‧‧薄膜