Last week, San Francisco-based Bolt Threads unveiled its first product for customers: a necktie made from its synthetic spider silk fiber. Bolt Threads’ product launch includes 50 limited edition neckties that consumers can purchase through a lottery hosted on the company website. Selected participants will have the opportunity to buy the necktie for $314.15 on March 14.
Bolt Threads uses genetically engineered yeast to produce synthetic spider silk proteins via fermentation. After harvesting, purifying, and drying the protein to a powder, Bolt Threads wet-spins it into a yarn-like fiber. For its necktie, Bolt Threads weaves the yarn into a chevron pattern representing the molecular structure of the spider silk proteins. The company recently built a new 11,000 ft2 fiber spinning facility to scale up its manufacturing capacity. Continue reading
Last week at the 2016 Biofabricate conference in New York City, Adidas unveiled its Futurecraft Biofabric concept shoe, which uses Germany-based AMSilk’s Biosteel® synthetic spider silk fiber as the upper mesh. Adidas expects to release the performance shoe to market next year, according to Adidas’ James Carnes (VP of Global Brand Strategy), but the first product will be in “limited quantities” and at a “higher price.” After the initial launch, Adidas also plans to expand the product line using AMSilk’s Biosteel® with other shoe models or possibly even apparel. Notably, for AMSilk, the Adidas partnership follows a series of major announcements this year including signing four sales distribution agreements with RAHN, Zeus QuÍmica, Biochim, and Hanjoo, as well as raising additional capital to increase production capacity and expand product development. Continue reading