1. You can get 50 percent off a Hydro Flask bottle. Hydro Flask is retiring the Black, Graphite, Cobalt, and Pacific 22-ounce and 32-ounce tumblers, hence the discount. So, for instance, instead of buying a 22-ounce for $30, you'll get it for $15 instead. This is a great deal on a bottle many consider to be the best, most durable and loved (these guys penned the Hydro Flask love poems) on the market, which I've also previously recommended myself. Just use the code TUMBLER-4Q8RG9 to take advantage of this deal.