You can arrive to the hosel with trams number 3,9 and 12.
From the main train station you can get to the hostel taking tram nr.9 in direction Ljubljana. Get out at the fourth tramstation. Go along trakoscan street heading toward north, turn right into Kranjcevic street where the hostel is located.
In case you are coming to Zagreb by bus, you can easy get to the hostel by taking the tram nr 2 (direction crnomerec) , get out at the 3rd tramstation at the main train station . After you get on the tram nr 9, direction Ljubljana, toward west and get out at the 4th tram station ( square Tresnjevka)
Then take the tram nr9, direction ljubljanica, toward west and get out at the 4th tramstation(Tresnjevka square).