With the AQUA Squeeze Pen coloring is a piece of cake. This sophisticated application tool can be filled with nearly all fluid inks or water pretty easily. Moreover, the pens are suitable for kids. By pushing the Squeeze-Body, the paint flow can be regulated easily and the tips are similar to real brushes. • empty squeeze pen •  fillable with water or highly fluid ink • compatible with alcohol-based inks • for easy colouring • 3 mm brush tip • refillable • barrel fits up to 8ml of ink