Frame:
100% biodegradable plant-based bio-acetate

Lens:
Certified Zeiss lenses - Polarised, UV 400, Cat 3 protection with anti-scratch

Hinge & Screws:
100% Teflon-coated metal (no more loosening over time)

Case:
100% FSC-certified Portuguese cork 

Pouch:
100% GOTS-certified organic cotton

Certifications:
PETA-approved vegan, Australian-made, CE, FDA, DBT, UV400, BSCI