takes a bit to get the hang of it but does a great job [SEP] for a few years now my dentist has been telling me that i should get a water pick she said that it is more effective than flossing alone and will help reduce the plaque build up between visits i have meant to pick one up for awhile and when i saw this cordless water flosser i jumped at itit does take a little while to get a hang of for the first few times i sprayed my face and the mirror and everything else in the vicinity of my sink but once i got the hang of it i could feel the results immediately