Chausson

This leg armour consisted of three parts — the chaussons with the genouilleres attached, the greaves or leg armour, and the solleret or armed shoe. The knee piece formed part of the chausson, and was strapped on the leg […]

Source: wiktionary

There is also one pair of mail chaussons, or coverings for the legs. The sabatons were the armed coverings for the feet, which at this period were separate from the leg defences, of which in the early sixteenth century they so often […]

Source: wiktionary

As the period advanced, the legs were covered with mail chaussons above the knee, and below it with chausses, which were made to cover the feet.

Source: wiktionary

[…] were particularly vulnerable, the mail chaussons protecting the thighs were separated from the chausses which covered the lower part of the legs and these two were attached above and below to knee-caps, as described above.

Source: wiktionary