clover 517 White Marking Pen Fine, 1 : Amazon.co.uk
Clover Fabric Pens: Water Erasable Marker Available in Blue FINE 515 or THICK 516, White Marking Pen FINE 517, or Eraser Pen 518 - Sweden, Water Soluble Fabric Marker - valleyresorts.co.uk
PIC] Info - Fabric Marker Test Results (Sewline Tailor's, Sewphee Chalk and Clover Marker) : r/CrossStitch
Clover Air Erasable Purple Fine Fabric Marker with Eraser – The Quilted Bear