Sufficient content: you will receive 8 pieces micro-nano toothbrushes in 2 different shapes and 4 classic colors, black, white, blue and pink, each color accounts for 2 pieces, sufficient enough to meet your daily use Effective to clean: our extra soft toothbrush is designed with suitable head size that provides you a deep cleaning effect, can remove the oral harmful substances, bring your gum and teeth a safe and neat condition Stable and safe: these soft manual toothbrushes are designed with wave and flat shapes, both of them can easily brush and reach the hard-to-reach parts inside your mouth, the soft and flexible bristles can bring you a comfortable brushing, won't scratch or damage your gums Applicable usages: this delicately-designed toothbrush adopts nano technology, very suitable for fragile teeth, fragile gum, elderly people and more, these soft toothbrushes will take care of your gums Useful and practical: the soft bristles of toothbrushes help you prevent gum recession from consistent brushing, with comprehensive cleaning function, also suitable for cleaning your tongue