Plastic that behaves like plastic — then returns to the earth. Vivomer is Shellworks’ plastic-free, bio-based material made through microbial fermentation of plant/waste biomass. It’s designed to deliver the function and finish brands expect, without petrochemicals, BPA, PFAS, or phthalates. What it is (in one minute): • 100% bio-based, plastic-free polymer from microbe-made PHA. • OK compost HOME certified by TÜV Austria; in healthy home compost, parts are designed to break down within ~52 week