Copic markers are now preffered by everyone from professionals to enthusiasts you only need to buy the markers once as they are refillable and have replaceable nibs. Ideal for all you busy crafters and they can be purchased on line at Craftrange.com in sets Copic Ciao Double Ended Marker Set or single coloured pens. The range of storage Copic Carry Case and Copic Marker Storage Units keep all your pens safe and in one place. Buy the any of the Copic range and you can be assured of a lifetime of crafting Happiness !!!