The Da Vinci Code Mini cylinder puzzle Cryptex is a large, silver metal puzzle with a lock design. It comes with 99 pieces and includes a screwdriver for assembly. This puzzle is themed with letters of the alphabet and has a retro style. It is suitable for beginners and is designed for problem-solving skill, dexterity, and logical thinking. The puzzle is portable and can be assembled on a tabletop. Perfect for Valentine's Day or birthday gifts, this puzzle is sure to provide hours of fun and challenge for those looking to test their problem-solving skills.