The practice of slashing was introduced by Swiss army troops following their defeat of Charles the Bold (1433–1477), duke of Burgundy, in 1477.

Why is slashing done?

The decorative technique known as slashing involved making small cuts in the outer fabric of a garment so as to reveal the inner lining. As with dagging, slashing was performed on all variety of garments, from men's doublets, a padded overshirt, and breeches to women's gowns and even to shoes.

What was worn in the 1500s?

Women's fashions of the early 16th century consisted of a long gown, usually with sleeves, worn over a kirtle or undergown, with a linen chemise or smock worn next to the skin. The high-waisted gown of the late medieval period evolved in several directions in different parts of Europe.