No mess, no mystery! Boveda packs are the most straight forward methods of humidification on the market, with numerous packaging options and humidification levels to choose from. Boveda 320g packets are made for humidor use. ONE 320g = FIVE Size 60g. In smaller humidors, it’s long-lasting maintenance-free cigar care. In a 25-count humidor, the Size 320 is good for up to 1 year!