My Gilt City voucher doesn't work. What do I do?

Please ensure you are entering your Gilt City voucher in the coupon code box at checkout. Gilt City vouchers are not valid on Influencer sets, Sigma Steals, Sigma x Glow Recipe ‘Hydrate & Glow’ Set, Master Artistry Collection, Practk® by Sigma Beauty®, Price Drops, or to any order when there is a sitewide discount automatically applied to each item.

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