The U Neck Kurta set you are looking for is a stylish option featuring a kurta, pant, and dupatta combination. Here are the key details based on your description:

Color: Black
Fabric: Cotton silk with jacquard machine work and embroidery
Brand: Kidar
Size Availability: From S to 5XL

While specific listings for the "Kidar" brand were not found in the search results, you can explore similar options from various retailers that offer black cotton silk kurta sets. For example, Clothyx offers a black cotton silk embroidered kurta set, and other retailers like Libas and Kalki Fashion provide a range of black kurta sets made from cotton silk with various embellishments and styles

Kidar Elegant Black Weave Pant Suit with Threadwork - Black