Kat Burki Kat Burki KB5 Eye Recovery Mask Pack of 8 | Instantly calm and hydrate the delicate eye area with Kat Burki's award-winning kb5 eye recovery masks, a luxuriously soothing and refreshing eye mask, set to transform your beauty routine. Formulated with the brand's proprietary kb5 complex alongside a potent blend of deeply hydrating and smoothing ingredients, each treatment works to strengthen the skin's barrier, visibly firm and lift skin and reveal a beautifully brightened and well-rested appearance.