We offer a range of box sizes to fit different needs, from small boxes for documents to larger ones for bulkier valuables. We offer these sizes: 5″ x 3″ x 21″ 10″ x 3″ x 21″ 10″ x 5″ x 21″ 10″ x 8.5″ x 21″ 15 x 44″ x 21″