28-year-old German fashionista and biologist  Anke Domaske invented a process by which sour milk and other ingredients can be spun into soft fibers resembling silk.

The manufacturing procedure is environmentally-friendly and the resulting clothes for Domaske’s Mademoiselle Chi-Chi line are even machine-washable.

Truly impressive and arguably the height of lactose-chic. See Domaske explain her process and show off her wares below:

[via BuzzFeed]