The Happy Planner Mega Value Pack Stickers - 100 Sheets - All The Essentials
Colour selection is amazing as well. I can't rate these highly enough.
Sometimes a tip will flood, sometimes the a tip is faulty and ink doesn't flow down to the end properly but it is only ever the one pen that has one of these issues. The sets come with extra tips, which is amazing! But a faulty tip is a very rare issue (which is why only 4 stars instead of 5).
But they are gorgeous. So many uses.
This book is full of amazing step by step instructions to create beautiful Harry potter paintings.