Costco Sale: Silk’n ReVit Microderm Kit $49.99 by Rhonda July 16, 2020 2/10/17. Remove dead skin cells to achieve a better complexion. Costco has the Silk’n ReVit Microderm Kit on sale for $49.99 (after manufacturer’s instant rebate), now through February 24, 2017. That … 0 FacebookTwitterPinterestEmail