The Tudor Burgonet was a 16th-century cavalry helmet that was often worn with a "Falling Buffe" to protect the face. The Border Reivers of the English-Scottish borderlands were very fond of burgonets in the Elizabethan era, a result of this is that reivers were often called steil (steel) bonnets.
Approximate specifications are as follows:
Height: (on stand) 17.5cm
Width: (of stand base) 9.5cm