👉 Adidas by Stella McCartney is a clothing line inspired by legendary designer Stella McCartney's personal style, including designs that celebrate her influence in fashion. It offers stylish sneakers designed with high-quality materials like leather and recycled polyester. Detailed definition: Adidas by Stella McCartney is an American designer label known for its athletic and sportswear lines. The brand specializes in producing top-of-the-line sneakers made from premium materials such as leather, canvas, and recycled polyester to offer a unique style.