A 30ml refill bottle of blue masking fluid for the Masquepen (sold seperately). This masking fluid has been specifically designed and formulated to flow through the fine nozzle of the Masking Fluid Applicator.
Masque Pen : Masking Fluid Applicator available here
Masque Pen: Supernib & Empty Bottle available here
Read about masking fluid on our blog
|To use with||Watercolour|
|Size : ml||30 ml|