Get a coupon in the mail for a free 8-pack of 12 oz cans or 16.9 oz bottles of any flavor Ice Mountain Sparkling Water.
https://pages.nestlewatersbrands.com/im-rsw-promo/Mailing address for coupons must be in one of the following states: Ohio, Indiana, Michigan, Illinois, Wisconsin, Missouri, Iowa, Minnesota, Nebraska, North Dakota, South Dakota and Kentucky.