The brand is committed to using sustainable materials in its products, such as recycled polyester, clean silk, recycled wool, recycled cashmere, alpaca, and organic cotton. Everlane’s clean silk is dyed at a BLUESIGN® dyehouse, ensuring that no harmful chemicals are used. Additionally, the leather in their shoes is tanned at ISA Tantec, which is certified Gold by the Leather Working Group, and is produced with 47% less electricity, 62% less water, and emits 46% less CO2 compared to traditional leather tanning.