No more plastics. Made from food grade recyclable materials. Food grade material, harmful to human health Unique design: the spiral brush can get into the narrow or inner wall of the lid to avoid dirt. For cleaning hard to reach areas such as tea kettles, wine decanters, coffee filters, bottles, cups, drinking glasses, feeders, flower vases, kettles, straw, teapot and much more Multifunctional: The bottle mini brush can thoroughly remove corners, crevices and cup lid stains Good task: corner brush, easy to clean sponge out of reach, parts of structure. Simply remove the non-removable seal from the container and clean Easy to clean: if there is dirt, please use soapy water and a cleaning brush