Set of 20 funny pens (which look like keys to open a door)
With this set you will receive 20 pens / markers. Usually the set consists of 4 different types (5 pieces of each type). Sometimes they contain a slightly different model or color (depending on the supplier), but the number of pens is 20 in any case.
Not exactly the product you are looking for? Also take a look at the other variants in the categoryWriting materials.