Some of the physical manifestations of pregnancy include aches and pains (in the back, the legs, the feet, etc.) and swelling. Manufacturers have responded to this need by producing a variety of maternity leggings and other forms of comfortable clothing that are also stylish. SillyBoom has built their products with the understanding that comfort is paramount for expecting mothers. https://sillyboom.com/product-category/all-products/maternity-bottoms/maternity-leggings/