A4 mini dry-wipe music whiteboard with 3 pre-printed staves
Flexible A4 Magnetically Attachable Whiteboard Sheet (297 x 210 x 0.76mm)
Chamberlain Music Magnetic A4 mini dry-wipe whiteboard - 10 pack :: Frederick Hyde Music Distribution
Set of 2 Small A4 Dry Wipe Magnetic Whiteboard Mini Home Kitchen Fridge Office Notice Memo White Board with Pen Eraser and Magnets : Amazon.co.uk: Stationery & Office Supplies
A4 Dry Erase Double Sided White Board Mini Desktop White Board with 3 pcs diffrent Color Pens, Magnet, Eraser, Magnetic Whiteboard for Children Student Classroom School Home Office Use (A) : Amazon.co.uk: