柔丝刷毛运用能深入牙缝，更有效牙缝清洁后齿污垢， 材质柔韧，倍加呵护牙龈。   ·Soft bristle,Going deeply into the tooth gap to more effciently clean dirt there The flexile material doubly prothecting gums   ·水晶型刷柄，晶莹剔透，独特防滑握点设计，操作自如、握感舒适。   ·Crystal type brush handle, crystal clear, is the unique non-slip grip design for manipulating ease and comfort grip.