# Recombinant spider silk & engineered protein fibres

Biopolymers & materials — High-strength protein fibres spun from microbially fermented spidroins — steel-grade strength and Kevlar-grade toughness at a fraction of the weight, with no spiders farmed.

Source: https://en.bioecon.ru/market/biopolymers-materials/recombinant-spider-silk/