[Expired]The Best Of 2018 @ Sigma Beauty
- Sigma Beauty offers an extra 20% off The Best Of 2018 via coupon code BESTOF2018 .
- Or, Gilt City offers 50% off Sigma online credit $100 credit for $50; $200 credit for $100; $300 credit for $150; $400 credit for $200 .
- Free shipping on orders over $50.