August 1, 2011 No Comments Free .5 Liter Perrier at Xtra Mart Print out the coupon and redeem for a FREE .5 liter Perrier at Xtra Mart. Expires 8/21/11. Locations. Free .5 Liter Perrier at Xtra Mart – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.