Plackers Gentle Brush cleans effectively between the teeth and is gentle on the gums. The conical shape together with the extra soft tip of the brush makes it easier to insert between the teeth and interspace cleaning is more gentle on the gums. The brush has an extra soft tip that helps protect the gums, Conical shape for easy insertion between the teeth and an extra soft tip. ergonomic handle that provides a good grip. Sizes and colors follow international standards