Cayro's Travel Rummikub in a Metal Box is a compact version of the popular numbered tile game from the Spanish brand Cayro, founded in 1954. Players combine their tiles into groups and sequences to get rid of them as quickly as possible. It comes in a compact metal box, ideal for playing while traveling, in a café, or anywhere with limited table space, without sacrificing the strategy of the original game. The smaller tiles, compared to the classic version, fit comfortably in the metal box without adding to your luggage space. It's suitable for those already familiar with the rules of Rummikub and looking for a practical version to take everywhere. It combines well with the Rummiclasic version of the same game.