Enjoy 20% off MAC Cosmetics when you enter your unique code at checkout on MACCOSMETICS.CO.UK Offer available exclusively on MACCOSMETICS.CO.UK Discount is only valid for verified UNiDAYS members, is non-transferable and the code issued can only be used once on full price items. Valid on orders delivered within the UK and does not apply to VIVA GLAM, Gift Cards, eGift Cards and delivery charges. Discount cannot be used in conjunction with any other offer and MAC Cosmetics reserve the right to terminate or change this discount without notice. Discount not applicable on Advent calendar(s)