The Uni POSCA is also permanent and bleed-proof on paper and card (as it absorbs into the fibres), and can be made permanent on the following Why buy the Uni Posca PC-7M Marker Pen?. The Posca has a bold bullet tip giving a line width of 5mm.
Your guide to POSCA nib sizes
UNI POSCA PC-5M Paint Marker Pens Fabric Glass Metal Pen - Buy 4, Pay For 3 £3.65 - PicClick UK
DrPencouk Stores
MARKER POSCA PC-5M Sky Blue (6 Units) NEW £28.00 - PicClick UK
Uni Posca 8pk Pc-1mr Water Based Paint Markers Extra Fine Tip 0.7mm In Assorted Colors : Target
AMOS Puffy Craft Paint Pens 6 Colours for sale online
UNI POSCA PAINT Marker Art Pens PC-5M Medium All 49 Colours
POSCA MOP'R paint markers feature a round foam rubber tip and innovative barrel design for a generous application of color. With its truly ergonomic shape and semi-rigid design, it offers a new grip and a unique artistic experience. Create large drawings horizontally or vertically with the MOP'R. It can be used right side up for finer details or upside down for high link flow. Use MOP'R to create an endless variety of effects that are harder to achieve with other tips.
Posca MOP'R - Set of 8
Posca PC-7M Broad Bullet Paint Marker, Red
Uni-ball POSCA Medium Bullet Tip Marker - Metallic Green for sale online
Uni Posca Mop'r Mop Marker - Water Based High Flow Ink - 8 Bold Colour Optionsの公認海外通販|セカイモン
UNI POSCA PAINT Pens Art Markers - PC-1M PC-1MR PC-3M PC-5M PC-8K PC-17K PCF-350 £3.65 - PicClick UK