High-efficiency caulking artifact , greatly improving your work efficiency It is a good tool for smoothing seal lines , caulking lines , and completing most home improvement work , any edges , corners , crevices This caulking tool is rubber , , good toughness and wears resistance , not easy to break The manual caulking tool can be cleaned with clean water , and faster Hold the caulking tool and swipe lightly to quickly fill the gaps between tiles, Manufacturer: Watreketal