These Ultraclean Access Flosser Refill Heads are designed to provide a deep clean for your teeth and gums. The flosser heads are made from a soft, flexible material that can easily reach between your teeth and remove plaque and debris. The refill heads are easy to replace and come in a kit of 60, so you can keep your flosser clean and ready to use. The flosser heads are also PFAS free, so you can feel confident that you are using a product that is safe for your health.