They been working great for me. Recommended.Arm & Hammer Pro Whitening SpinBrush Toothbrush Refill - I keep these in stock.Pros:Easy to change, durableCons:Packaging shouldn't be reused

Buy this if you want an electric and don't want to spend a lot.Crest SpinBrush Pro Rechargeable - The easy way to brush your teethPros:Inexpensive, rechargeable, convenient, replaceable headsCons:Possible electrocution hazard.

I would not recommend it because it really hurts the tongue and is painful to useMade my tongue numbPros:Kills germs, alcohol-freeCons:Too strong and harsh, leave tongue numb