What is a sash?
Sash - This is a wide, soft belt that is wrapped around the waist and tied in a knot or bow.

When answering the question of what a sash is in modern fashion, it's worth noting its evolution. Historically, it was a long piece of fabric worn in traditional national costumes, but today it has transformed into a structured urban accessory with a wide center and tapered ends.
The main function of this garment in a wardrobe is to accentuate the waistline and create a distinctive silhouette due to the tight fit of the materials to the body.
Distinctive features
The sash's main feature is its complete absence of traditional hardware. It has no metal buckles, pins, eyelets, or buttons, securing itself to the figure solely through the tension of the fabric, draping, and tying of the knot.

Thanks to the wrap-around system, this accessory offers a versatile fit. It's not tied to a strict size chart and easily adapts to any waist size.
Soft, pliable textures are used to create the right drape and a secure knot. Modern collections most often feature models made of thin genuine or faux leather, flexible suede, thick silk, satin, and cotton.

What to combine with
When paired with dresses, a sash helps create a classic hourglass silhouette. The accessory pairs well with loose shirt dresses, A-line silhouettes, and chunky knits.
A wide belt effectively structures a voluminous top. It's worn over oversized shirts, long tunics, and basic jumpers to eliminate excess bagginess and create clear proportions.

Leather and suede styles are often worn over outerwear in place of a standard matching belt. Sashes complement classic trench coats, lightweight wool coats, and kimono jackets, creating a sophisticated, layered look.