Gathering is a sewing technique used to create controlled folds or puckers in fabric, allowing for the adjustment of fullness or volume in a specific area. Gathers are often employed in various garments, such as skirts, dresses, sleeves, and even home decor items. 

Gathering is a versatile technique that adds texture and dimension to your sewing projects. Mastering the art of creating gathers allows you to customize the fullness of garments and achieve different design effects.