Ultradex Interdental Brushes are made from a rubber like (latex free) material. They are very gentle on the teeth & gums & highly effective at cleaning areas which brushing & rinsing alone cannot reach. Ultradex Interdental Brushes are wire free & have a unique anti bacterial coating, which has been shown to kill the harmful bacteria that can lead to tooth decay, gum problems & plaque. Soft, flexible & easy to use, the brushes are tapered from 1-3mm & are adaptable to different sized spaces. Metal free, they are ideal around implants, crowns, fillings & braces. Easy to use & the perfect solution of you find flossing difficult.