Soft toothbrush heads to protect your gums Designed to be used with the ION-Sei Ionic Toothbrush Soft bristles are gentle on gums Helps to remove bacteria and plaque Tapered bristles help to clean in between your teeth Spiral-shaped bristles help them stay in shape for longer Replace your brush head every 3 months If you’re prone to sensitive gums, you need the ION-Sei Soft Toothbrush Heads. Designed with super soft bristles, they’ll effectively clean your teeth and protect your gums at the same time. Use twice daily with your ION-Sei Ionic Toothbrush and say goodbye to plaque-causing bacteria. ION-Sei Soft Toothbrush Head x2