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Brewed Protein

semi-syntheticBiodegradable
B

Bioengineered fiber by Spiber using microbial fermentation to produce spider-silk-like proteins. Petroleum-free and biodegradable.

Score Breakdown

75/100
Durability70
Comfort78
Breathability70
Warmth55
Moisture Wicking55
Sustainability90
Care Ease60

Best For

👔Formal/Office
Excellent

Excellent durability (70) and comfort (78) for office wear

🌱Sustainable Fashion
Excellent

Excellent sustainability (90) and biodegradable — great eco choice

🏃Athletic Wear
Good

Good breathability (70) and moisture wicking (55) for light activity

👕Everyday Casual
Good

Good comfort (78) and care ease (60) for casual wear

😴Sleepwear
Good

Good comfort (78) and breathability (70) for sleeping

🩲Underwear
Good

Good breathability (70) and comfort (78) for undergarments

⛰️Outdoor/Hiking
Good

Good durability (70) and breathability (70) for outdoor activities

Pros

  • ✓ Petroleum-free
  • ✓ Biodegradable
  • ✓ Programmable properties
  • ✓ No animal products

Cons

  • ✗ Extremely expensive
  • ✗ Very limited availability
  • ✗ New technology

Care Guide

Washcold (30°C)
Cycledelicate
Detergentmild
BleachDo not bleach
Dryflat dry
Ironlow
Dry Cleanoptional
SoftenerNo

Special Notes

• Care varies by application

Additional Care Tips

  • • Follow garment-specific label
  • • Likely delicate cycle

Cost

$$$$$

Premium

Shrinkage

Minimal shrinkage — follow care instructions

Eco Rating

Strong environmental credentials