Despite their small size, the Columbus Mini World Globes make a large impression. The spheres are 4.7 inches in diameter and framed by a thin, stainless steel meridian. There are four world globes available at this size. Their difference comes down to their map. There are globes with a blue ocean physical map, a blue ocean political k map, beige ocean antique map and a deep blue ocean map. All feature up to date geography. Additionally, this collection o world globes all feature maps that were hand applied to the sphere by Columbus skilled craftspeople, adding to their hand-made charm.