How often are refills delivered? August 19, 2019 21:33 Updated Follow Refills are delivered every 3 months. Postpone or cancel at anytime. Related articles How can I cancel my subscription? How do I change my refill frequency? Do Philips Sonicare Brush Heads work with Shyn? Do Shyn brush heads work with Philips Sonicare toothbrushes? Where can I order new brush heads?
