Nippon horseshoes have a cool tone, which is close to light gray, light gray.

Horseshoes may be an innovation of the Romans. They are very popular in the ruins of the 1st century BC. common. Catullus (c. 85 BC - 54 BC) mentioned a mule that had lost a shoe. The common horseshoe is made of iron, fairly light, with a penetrating nail hole punched out of one side. The edge of a horseshoe often has a wavy profile, with the unsecured ends bent into a non-slip spur.