Philips Sonicare ProtectiveClean 4500 Electric ToothbrushKey Features Improves gum health by up to 100%Densely packed, high quality bristles give you an extra gentle brushing to remove plaque along the gumline to improve gum health up to 100% more than a manual toothbrush. And, the specially curved power tip makes reaching the teeth at the back of your mouth a breeze. Clean and gum care modeWhether you want to focus on removing plaque or on getting your gums healthy and keeping them that way, this brush has