What characteristic indicates the density and plushness of a purebred Russian Blue's double coat?

Answer

Running a finger across the fur leaves temporary impressions

The density of the coat is so great that running a finger across the fur will leave temporary impressions, sometimes called 'footprints,' until the plush hairs settle back.

What characteristic indicates the density and plushness of a purebred Russian Blue's double coat?
appearanceÇatbreedFeline