Compatible with/Replacement Part for: 3758 3753 Oral-B iO Series 7N White Alabaster + Travel Case Oral-B iO Series 8N White Alabaster Oral-B iO Series 8N Black Onyx Oral-B iO Series 8N Violet Ametrine Oral-B iO Series 8 White Alabaster Special Edition / White Oral-B iO Series 8 Black Onyx Special Edition / Black Oral-B iO Series 8 Violet Ametrine Special Edition / Purple Oral-B iO Series 9N White Alabaster Oral-B iO Series 9N Black Onyx Oral-B iO Series 9N Rose Quartz Oral-B iO Series 7N White Alabaster with 2nd Handpiece, White/White Oral-B iO Series 8 White Alabaster/Black Onyx with 2nd Handpiece/Black/White Oral-B iO Series 8 Violet Ametrine/Black Onyx with 2nd Handpiece Black/Violet Oral-B iO Series 8 White Alabaster Limited Edition/ White Oral-B iO Series 8 Black Onyx Limited Edition / Black Oral-B iO Series 7N Black Onyx, + Travel Case Oral-B iO Series 8N White Alabaster Oral-B iO Series 8N Black Onyx Oral-B iO Series 8 White Alabaster / Black Onyx with 2 . Handpiece/Black/White Oral-B iO Series 9N Black Onyx Oral-B iO Series 9N Rose Quartz Oral-B iO Series 6 White + Travel Case Oral-B iO Series 6 Grey Opal + Travel Case Oral-B iO Series 6 Pink Sand, + Travel Case Oral-B iO Series 6 White/Pink Sand with 2nd Handpiece / White/Pink Oral-B iO Series 6 Black Lava, + Travel Case Oral-B iO Series 6 Black Lava/Pink Sand with 2nd Handpiece / Black/Pink Oral-B iO Series 6 Black Lava/Pink Sand with 2nd Handpiece/Black/Pink Toothbrush