Sauna Water Sells Cans, a Gift Card, and a Book With Three Buy Buttons
Sauna Water sells canned botanical beverages, a gift card, and a printed book on Squarespace, each through its own Buy Button Plus embed. Squarespace keeps the brand feeling like a brand; Shopify quietly handles the subscriptions, discounts, and gift card balances underneath it.
Sauna Water makes alcohol-free, botanical sparkling drinks built around sauna and cold-plunge culture, covered by the Minnesota Star Tribune and Bevnet. Their Squarespace site has 55 pages, but only nine of them actually sell anything: the homepage and shop page’s drink lineup, three single-flavor pages, a sample pack, a $25–$500 gift card, and a printed sauna design book. The gift card and the book each check out through their own Buy Button Plus embed, built to match the cans exactly.
Two things are happening on that site. Squarespace handles the part Sauna Water picked it for: photography, writing, a homepage that feels like a brand instead of a shelf. Shopify handles the part nobody wants to build from scratch: the monthly charge that repeats itself, the discount for buying a case instead of a can, the balance on a gift card, one cart that works no matter which of the three you’re buying. Neither tool gave anything up, and the buy button is the only spot where they meet.
The homepage shows one row of drinks: Nordic Spruce, Forest Fields, Superior Coast, and a Sample Pack. The photos run edge to edge with nothing boxing them in, and every corner on the page (cards, buttons, even the little arrows on the carousel) has been squared off, so nothing about it reads like a plugin that got dropped onto the page.
Each can carries two choices above the price: a quantity option for 6, 12, or 24 cans, worth a discount either way, and a choice between buying once or getting a delivery every month at 12% off. Those come from two different Shopify mechanics: variant pricing for the can count, and a selling plan for the subscription. The embed shows both automatically, no extra setup required on Sauna Water’s end. Clicking a flavor’s photo or name leaves the row for its own page: Nordic Spruce repeats the same buying choices next to a bigger photo gallery and the full ingredient list.

All of that stays on Shopify’s side of the fence. Sauna Water’s site never has to think about the monthly charge, the discount, a card that gets declined next February, or the case-size pricing. Its only job is to show a couple of simple choices, which is something Squarespace is already good at.
One shade of navy runs through every button on the site, the checkout screen, and even the little arrows on the carousel: one deliberate color instead of the app’s default blue. The cart matches too. Instead of the usual full-height panel sliding in from the side, it sits low and short at the bottom of the screen, more like a drawer than a takeover.
The gift card and the book flip the homepage’s approach. The title, description, and photo are all switched off, so the embed shows only the amount to pick and a button, and the photography and copy around it are ordinary Squarespace content. On the gift card page, the card’s background matches the page around it exactly, so there’s no edge to notice, just one continuous cream-colored page with a button sitting in it.

None of this needed a different setup for each page. The same handful of style choices that make the gift card and book pages feel native also stretch to cover the homepage’s row of drinks, and the cart uses that same styling too, so the cart and the products it’s selling always look like they belong to the same site.
Sauna Water didn’t leave Squarespace, and it didn’t build a separate store section for the gift card or the book. It kept the site builder its brand looks best on, and handed Shopify the parts it’s genuinely hard to beat: subscriptions, quantity discounts, gift cards, a checkout shoppers already trust. Three buy buttons, one shared look, and a monthly subscription, a gift card, and a hardcover book all selling from the same Shopify account, on a site that’s still a Squarespace site.
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