Home Slickdeals Costco Members: 8-Pack Calvin Klein Youth Boxer Brief (various colors) $13 +... Slickdeals Costco Members: 8-Pack Calvin Klein Youth Boxer Brief (various colors) $13 + Free Shipping By ARCOM - 9 December 2021 78 0 SHARE Facebook Twitter Go to the deal page: Costco Members: 8-Pack Calvin Klein Youth Boxer Brief (various colors) $13 + Free Shipping