1017 Alyx 9SM is a fashion brand that was founded by Matthew M. Williams, an American fashion designer who has previously worked with notable brands such as Nike, Kanye West’s Yeezy, and Lady Gaga. The brand, which is based in Milan, Italy, blends streetwear style with luxury fashion and focuses on creating products with unique designs made from high-quality materials.

The brand’s name is a combination of numbers and letters that have significant personal meaning to the founder. 1017 represents Williams’ birthday (October 17), Alyx is the name of his daughter, and 9SM is a reference to the designer’s strong values of emotional and spiritual well-being.

1017 Alyx 9SM offers a range of clothing and accessories for both men and women, including leather jackets, knitwear, footwear, and jewelry. The brand is known for its inventive use of materials, such as harnesses, buckles, and clasps, in its designs. It has gained a following among celebrities and is sold at select luxury retailers around the world.